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U3 Underwater Filter, up to twoscore U.s.a. Gal (150 L)



Offering outstanding 3-stage filtration, increased water movement and vital aeration, Fluval U-Serial internal filters are the perfect solution where external filtration is non possible.

  • Designed for aquarium up to 40 gallons
  • Utilize every bit a primary filter for smaller aquariums, or supplementary filter for larger aquariums
  • Position horizontally for shallow tanks, larger tanks with low water levels, or to create a decorative waterfall feature
  • Position vertically confronting aquarium wall to create currents or customized menstruum patterns
  • User-friendly flip-top hat allows for quick and easy access to filter cartridge for maintenance or replacement
  • Adjustable three-way period control – Top Output for circulation and oxygenation, Integrated Spray Bar for a gentle even menstruum, and Bottom Output for deepwater agitation
  • BioMax biological media included
  • Made in Italy
  • Platonic for freshwater, saltwater and reptile environments
MODEL
Detail #
U1
A465
U2
A470
U3
A475
U4
A480
UPC 015561104654 015561104708 015561104753 015561104807
Aquarium Chapters 14.5 US Gal
(55 L)
12-30 U.s.a. Gal
(45-110 L)
24-xl United states Gal
(90-150 L)
34-65 Us Gal
(130-240 L)
Pump Output 65 The states Gal/h
(250 L/h)
105 US Gal/h
(400 L/h)
155 United states of america Gal/h
(600 L/h)
260 US Gal/h
(1000 L/h)
Wattage
(120V/60Hz)
5 W 5 W 6 W 12 West
Wattage
(230-240V/50Hz)
iv.5 W 5 W 7.5 W 10 Westward
Dimensions
(L x W ten H)
4 ten iii ten vi"
(10 x 8 x 15 cm)
8 x 3.v 10 four"
(20 x 9 x 10 cm)
10.5 x 3.25 10 4"
(26.7 10 8.3 x ten cm)
13 10 4 x iv.v"
(33 10 10 x xi cm)
  • 2 Foam Pads
  • ii Poly/Carbon Cartridges
  • BioMax Biological Rings

3 YEAR LIMITED WARRANTY

Fluval U Series Power Filters are guaranteed against defects in material or workmanship under normal aquarium usage and service for iii years. Nosotros offer a 3 year guarantee on all nonreplaceable parts which ways that the filter will be repaired or replaced at the manufacturer's discretion, complimentary of charge, when the complete pump is returned with proof of purchase and postage paid. This warranty does not apply to whatsoever filter that has been subjected to misuse, negligence, or tampering. No liability is assumed with respect to loss or harm to livestock or personal property irrespective of the cause thereof.

INSTRUCTION MANUAL

FX SERIES SPRAY BAR KIT linchpin_login 2022-02-25T15:54:28-04:00

FX Serial SPRAY BAR KIT

Should the spray bar kit be located above or below the h2o surface of my aquarium?

To maximize surface agitation and oxygenation, identify the spray bar immediately above the water surface. Otherwise, place the spray bar below the h2o surface for gentle, consistent h2o movement.

My spray bar kit is making a whistling racket. Why is this happening?

The whistling noise is occurring due to the strength of h2o moving through the spray bar holes. Endeavour calculation another section to the spray bar or reducing the filter output slightly.

Tin't Find an Answer?

BIO-FX linchpin_login 2021-xi-18T13:00:48-04:00

BIO-FX

Why is it recommended to replace half the biological media every six months? Will I disturb my cycled aquarium by doing and so?

Over time, the pore structure of various biological medias can become clogged with debris and equally such cannot be colonized by nitrifying bacteria species. We recommend replacing half of the biological media every half dozen months in order to maximize the surface bachelor to these bacteria. Doing so volition have have no effect on a cycled aquarium.

What'due south the deviation between Biomax and Bio-FX?

Bio-FX nodes are larger and incorporate a greater surface area for beneficial bacteria colonization.

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BIO-FOAM VALUE PACK adminFISH 2020-10-15T14:55:54-04:00

BIO-Cream VALUE PACK

Should I rinse my cream pads/blocks in tap water or aquarium water?

The surface surface area bachelor within the pore structure of Fluval foams allows for extensive colonization of nitrifying bacteria, which helps to enhance the biological filtration process. In gild to avoid losing this bacteria, information technology is recommended to rinse foam pads/blocks in aquarium water.

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ESSENTIAL MEDIA VALUE PACK adminFISH 2020-10-15T14:fifty:49-04:00

ESSENTIAL MEDIA VALUE PACK

Should I rinse my foam pads/blocks in tap water or aquarium water?

The expanse available within the pore structure of Fluval foams allows for extensive colonization of nitrifying bacteria, which helps to enhance the biological filtration process. In lodge to avoid losing this bacteria, it is recommended to rinse foam pads/blocks in aquarium water.

What fabric is Fluval Carbon made from?

Fluval Carbon is made from bituminous coal, which is the all-time overall source material for carbon used in aquarium water filtration due to its varying pore structure and sizing.

Does Fluval Carbon absorb liquid constitute food in my aquarium?

Carbon, especially when new, can remove some trace elements present in many liquid plant supplements. Nosotros recommend waiting at least a week or two after having inverse the carbon in your filter before dosing with a liquid plant supplement.

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Breeding BOXES adminFISH 2020-ten-15T14:00:28-04:00

BREEDING BOXES

Which air pump should I employ with the breeding box?

Fluval breeding boxes should be used with an air pump that produces 1 L / infinitesimal of flow. Nosotros recommend the Fluval Q.v air pump (Item #A849).

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SURFACE SKIMMER adminFISH 2020-10-01T12:19:21-04:00

SURFACE SKIMMER

Does the Fluval Surface Skimmer only describe water from the surface of the aquarium?

The Fluval Surface Skimmer intakes water from both the peak of the unit – at the h2o surface – and the lesser of the unit, in the h2o column. A control knob at the acme of the unit allows command of the amount of water that passes through each intake.

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AQUACLEAR adminFISH 2020-ten-01T11:53:17-04:00

AQUACLEAR

How practice I prevent baby fish from beingness pulled into my filter?

Nosotros suggest purchasing the Fluval Pre-Filter Sponge, Item #A1387, which will finer prevent even the smallest of fish and other aquatic organisms from entering the filter intake. Y'all can brand an incision in the center of a coarse foam filter block and insert the siphon tube strainer into information technology to attain similar results. We recommend rinsing the sponge every two weeks to ensure proper filtration performance.

I change the carbon in my filter every couple of weeks. Is this likewise often?

No. It's better (and easier) to preclude odors rather than having to remove them once they've accumulated. Some fish are messy eaters, or are more prone to producing large amounts of waste, so prevention is cardinal.

Do you have any tips for fixing mutual filtration problems?

I establish a fish stuck to the intake of my filter. Is the flow besides strong?

Y'all don't need to be concerned about your filter existence too powerful for use with healthy fish, many of whom swim in natural habitats with much stronger currents. If a fish became stuck to the intake of your filter, it's likely that the fish was already sick. Take notation that you can adjust the filter output strength to arrange your particular fish species.

How do I know when it's fourth dimension to modify my filter media?

The water level in my AquaClear filter is quite high and in that location is h2o spilling over, back into the aquarium on the intake side. Why is this happening?

This is likely occurring as a issue of the filter media existence clogged and non assuasive h2o to pass through efficiently. Rinse out the media on a regular ground to help forbid this from happening.

Tin can't Discover an Answer?

SPRAY BAR KIT adminFISH 2020-09-28T14:21:38-04:00

SPRAY BAR KIT

Should the spray bar kit be located above or below the water surface of my aquarium?

To maximize surface agitation and oxygenation, place the spray bar immediately in a higher place the h2o surface. Otherwise, place the spray bar beneath the water surface for gentle, consistent water movement.

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UVC adminFISH 2021-04-05T15:44:05-04:00

UVC IN-LINE CLARIFIER

My aquarium is cloudy and smells bad. Will the UVC clarifier assistance?

If the cloudiness is due to suspended bacteria or algae, the UVC clarifier will indeed clear the water, provided it is installed as instructed. To help reduce smells, the best solution is the use of activated carbon. It is also advisable to investigate the source of the odor: if it is due to decomposing organic affair make certain to remove information technology and perform a regular fractional water changes.

Does the UVC clarifier foreclose algae growth on surfaces within the aquarium?

The UVC clarifier will simply neutralize suspended bacteria and algae, and every bit such will not preclude the growth of most algae on the aquarium glass, gravel, décor, etc. Some surface-abode algae species exist every bit spores at some life stages, however: the UVC clarifier will help prevent the growth of these species.

Will using the UVC clarifier harm the beneficial bacteria in my aquarium?

The beneficial species of heterotrophic and nitrifying bacteria in an aquarium live on surfaces in the filter, in the substrate, on plants, etc. They practice not live in the water column and as such are entirely unnaffected by UVC sterilization.

Will the UVC clarifier have whatsoever negative effects on the beneficial microorganisms in my reef aquarium?

The UVC clarifier may bear on some beneficial microorganisms present in the water column, including ones that may be a food source for some species of fish and coral. In healthy reef aquariums, nonetheless, these microorganisms are very arable and the UVC clarifier won't significantly bear on their population levels.

Will the UVC clarifier assist keep my fish from getting sick?

The UVC clarifier helps to keep aquariums clean and salubrious, only information technology is non a treatment for sick fish. Always consult your local aquatics retailer for help in preventing or treating aquarium fish diseases.

My fish have ich, will the UVC clarifier cure them?

In general, parasites are too large to be effectively terminated past UVC low-cal. To treat ich, we recommend consulting your local aquatics retailer for assistance.

I am treating my fish with medication. Should I continue to run the UVC clarifier while doing so?

In order to ensure the nearly constructive treatment, the UVC clarifier should exist unplugged while medicating fish.

How do I know the UVC clarifier is working?

The 24-hour timer features an operating status lite. If it'due south dark-green, the UVC bulb is functioning ordinarily. If it'due south scarlet, the bulb has expired and the UVC clarifier must be replaced.

How long should I run the UVC clarifier for?

We recommend first running the UVC clarifier intermittently, for 4 hours a day. If the desired effects are not accomplished, gradually increase the corporeality of time the unit of measurement runs each twenty-four hour period until they are.

How will the UVC clarifier piece of work following a power intermission?

The UVC clarifier will revert to the same operating time that was initially selected one time information technology is reconnected to a power source. For case, if the timer was set to operate for 4 hours a twenty-four hour period, it will go on to operate for 4 hours from the moment power is re-established. As the timer does not keep rail of the time of twenty-four hour period, if you desire the UVC unit to run for 4 hours a day as of 8 am, for example, the unit should exist connected to a power source at 8 am.

What size hosing does the UVC clarifier take?

The UVC clarifier connects in-line to all canister filter hosing with an internal diameter of five/eight″ (or sixteen mm), such as the Fluval 07 serial.

Does the UVC clarifier need to be mounted with the mounting screws or tin information technology hang in-line with the hosing?

We strongly recommend mounting the UVC clarifier with the two mounting screws provided. The unit of measurement should be mounted vertically, with the hose connections at the height and the mounting screws at the bottom.

Is there a particular orientation the UVC clarifier should exist mounted?

The UVC clarifier should be mounted vertically, with the hose connections at the top and the mounting screws at the bottom.

My filter stopped operating for a few hours merely the UVC clarifier was still plugged in and working. Is it prophylactic to keep using the unit of measurement or does it need to be replaced?

The unit is condom to go on using.

I accidentally dropped my UVC clarifier. How practise I know if the bulb is broken? Should the unit be replaced as a precaution?

Information technology is not possible to open up the UVC clarifier to verify if the bulb is broken. As such, we recommend replacing the unit as a precaution.

What makes a CCFL bulb improve than traditional fluorescent bulbs?

A Cold Cathode Fluorescent Calorie-free (CCFL) runs cooler than a traditional fluorescent seedling and as such lasts up to 3 times longer.

Tin't Find an Answer?

07 Serial adminFISH 2020-x-01T11:27:29-04:00

07 SERIES

How do I remove surface moving-picture show from my aquarium h2o?

A surface film can exist the upshot of cooking smoke, pare oils, dust accumulation, and/or fish food, which naturally includes fatty content. We recommend the use of a surface skimmer (#A240) connected to the inlet of your Fluval 07 filter.

The lid on my filter is difficult to close and leaks near the motor head clips.

We recommend a thorough cleaning of the motor head O-ring and applying Fluval silicone lubricant (#A325). It's normal for the O-band to require replacement after a few years of use. Ensure that the O-ring is inserted correctly into the motor head groove, and that the motor head is properly positioned, adjustment the power cord with the notch on the canister.

How do I prevent baby fish from being pulled into my filter?

Make an incision in the middle of a coarse, open prison cell cream filter block and insert the siphon tube strainer into it. We recommend rinsing the block every 2 weeks to ensure proper filtration performance.

Can I connect an inline heater model to my filter?

No. Fluval canister filters employ ribbed flexible hosing, which is not platonic for installing such equipment.

Why do I accept difficulty restarting my canister filter after cleaning it?

Starting time, check your impeller and impeller shaft as information technology'southward possible either of these are damaged and need to be replaced, or are very dingy and require cleaning. It'southward as well possible the impeller comprehend has not been reattached correctly. Finally, verify that the filter has been properly primed: ever ensure that the filter output is to a higher place the water surface when priming.

I've noticed decreased performance and the need for increased maintenance frequency on my canister filter. Am I doing something incorrect?

This ordinarily indicates an increased load on your filter due to either the growth of your fish, the contempo introduction of boosted fish, increased waste matter production (leftover food, excrement, etc.), or chock-full filter media in need of replacement.

I replaced the impeller of my canister filter and noticed a small leak coming from the handle when shutting down. What should I do?

The leak is nearly likely from the canister O-ring. Before y'all purchase a replacement, remove and clean it with warm water. Thoroughly wipe the receiving groove in the filter with a soft material. Utilise Fluval silicone lubricant (#A325) to the O-ring.

How does head pinnacle affect filter output performance?

07 series filters are closed re-circulation filter systems: head meridian has no real touch on on operation. The length of tubing and the types of filter media are key factors affecting filter output performance. We recommend never exceeding the specified vertical distance in your instruction manual as this will cause the filter to exceed the maximum head pressure value, which could cause the filter to leak and fail.

I modify the carbon in my filter every couple of weeks. Is this too often?

No. Information technology'south amend (and easier) to forbid odours rather than having to remove them once they've accumulated. Some fish are messy eaters, or are more prone to producing large amounts of waste product, and then prevention is key.

Do you lot accept whatever tips for fixing common filtration issues?

I establish a fish stuck to the intake of my filter. Is the menstruation too strong?

You don't need to be concerned nearly your filter being too powerful for utilise with healthy fish, many of whom swim in natural habitats with much stronger currents. If a fish became stuck to the intake of your filter, it's likely that the fish was already ill. Take annotation that you lot can adjust the filter output forcefulness to suit your particular fish species.

I but purchased a Fluval canister filter for my well-stocked tank. Is there additional media required, other than what came with the filter?

Fluval Total Articulate volition crystallize the water and rapidly remove organics, providing better overall water quality. Also consider adding a fibroid pre-filter media at the bottom of the filter to back up improved long-term operation.

Why is my canister filter emitting bursts of fine air bubbling on my aquarium?

FRESHWATER: Information technology's of import to perform regular filter maintenance (media rinsing and replacement) to prevent media from compacting, which can result in air aggregating. Likewise make certain to verify the inlet prophylactic hose connector that attaches to the siphon tube, which does dry out over time and becomes hard and non-flexible, thus requiring periodic replacement.

SALTWATER: This is probably due to your filter taking in the fine air bubbling introduced to the aquarium by protein skimmers. Make sure to utilize an effective bubble trap at the skimmer output or within the sump to foreclose this from happening.

How do I know when it's fourth dimension to change my filter media?

Why is the motor of my canister filter making a low, rumbling noise?

Noise originating from the motor suggests that the impeller assembly needs to be replaced. As the simply moving part in your filter that operates 24 hours/day, the impeller does somewhen wear and is therefore not covered under warranty. As well, verify that the filter has been properly primed (always ensure the filter output is above the water surface when priming), as this will help ensure trapped air is not the cause of the noise.

Can I place Bio-Cream Max filter pads on both sides of the Pre-Filter Cartridge?

No. Due to their shape, Bio-Foam Max filter pads tin just exist inserted on the left side of the Pre-Filter Cartridge, as the first filter media.

What are the correct steps for disconnecting the AquaStop valve?

How do I maintain the impeller assembly?

How should I make clean the intake stalk and strainer?

What'due south the best fashion to clean the ribbed hosing?

How do I make clean the primer assembly and embrace?

Practice you have any motorhead gasket maintenance tips?

How exercise I maintain the AquaStop O-ring gaskets?

The lid on my filter is difficult to close and leaks near the motor head clips.

Nosotros recommend a thorough cleaning of the motor head O-ring and applying Fluval silicone lubricant (#A325). It'due south normal for the O-ring to require replacement after a twelvemonth of use. Ensure that the O-band is inserted correctly into the motor head groove and that the motor head is properly positioned.

Tin I safely reduce the output of my 07 series canister filter?

The output flow of Fluval 07 series canister filters can be safely reduced by up to l%. In gild to exercise this, motion the white acme lever of the AquaStop valve abroad from the red bottom lever, upwardly to an angle of 45 degrees.

I've noticed a white, slimy moving picture on the rubber hose connectors of my canister filter. Is this unsafe for my fish?

This white, slimy film is bio-film, and it is harmless. We recommend cleaning canister filter hosing and rubber hose connectors every bit part of normal maintenance to help mitigate the growth of bio-film.

Tin't Notice an Reply?

FX SERIES adminsue 2021-02-11T13:27:08-04:00

FX SERIES

Can I connect an inline heater model to my filter?

No. Fluval canister filters use ribbed flexible hosing, which is not ideal for installing such equipment.

Why do I have difficulty restarting my canister filter subsequently cleaning information technology?

Starting time, check your impeller and impeller shaft as it'south possible either of these are damaged and need to exist replaced, or are very dirty and require cleaning. It'south besides possible the impeller encompass has not been reattached correctly. Finally, verify that the filter has been properly primed: always ensure that the filter output is in a higher place the h2o surface when priming.

I noticed decreased performance and increased maintenance frequency on my canister filter. Am I doing something wrong?

This ordinarily indicates an increased load on your filter due to either the growth of your fish, the recent introduction of additional fish, increased waste production (i.eastward. leftover food, excrement, etc.), or chock-full filter media in demand of replacement.

I have a marine tank and noticed bursts of air coming out of my filter output. Should I be concerned?

Air input into your system is most likely coming from the skimmer. Fine air bubbling are gathering in the canister filter and are being ejected in bursts. Consider adding a bubble trap for your skimmer.

I replaced the impeller of my canister filter and noticed a small leak coming from the handle when shutting downwards. What should I practise?

The leak is nigh likely from the canister O-ring. Before you purchase a replacement, remove and make clean it with warm water. Thoroughly wipe the receiving groove in the filter with a soft cloth. Utilise Fluval lubricant (#A325) to the o-band.

How does head height affect filter output performance?

This is a closed recirculation filter system, therefore, head height has no real affect on performance. Length of tubing and filter media are key factors affecting filter output performance. We recommend never exceeding the specified vertical altitude in your instruction manual every bit this will crusade the filter to exceed the maximum head pressure value, which could crusade the filter to leak and fail.

I change the carbon in my filter every couple of weeks. Is this besides often?

No. It'south amend (and easier) to prevent odors versus having to remove them once they've accumulated. Some fish are messy eaters, or are more decumbent to producing large amounts of waste, so prevention is key.

Exercise you have any tips for fixing common filtration issues?

Aquatic expert Tom Sarac discusses the 6 most common filter problems, while providing helpful troubleshooting tips to resolve them.

I constitute a fish stuck to the intake of my filter. Is the flow also strong?

You don't need to exist concerned about the filter being as well powerful for use with salubrious fish, many of whom swim in natural habitats with stronger currents. Take note y'all can arrange the filter output forcefulness to suit your particular fish species.

I only purchased a Fluval canister filter for my well-stocked tank. Is there additional media required (other than what came with the filter)?

Yes, Fluval Full Clear will crystallize the water and chop-chop remove organics, providing better overall water quality. Also consider calculation a coarse pre-filter media at the bottom of the filter to support improved long-term functioning.

What'southward the best combination of media if I'thousand keeping very messy fish?

For aquariums with species that are strong feeders and fairly messy in nature (i.e. earthworks habits), we recommend using Fluval Fine-Filter pad and chemical media (i.e. carbon) at the bottom level, Fluval Bio-Max in the middle and Fluval Pre-filter rings at the peak level.

What motor maintenance should I perform regularly to ensure the longevity of my filter?

Learn how to properly maintain your FX canister filter motor from Fluval'southward head aquatic expert.

What general maintenance tips exercise you take for this filtration series?

Learn valuable tips from our head aquatic expert on how to maintain and accept intendance of your Fluval FX canister filter.

Why is the motor of my canister filter making a low, rumbling racket?

Noise originating from the motor suggests that the impeller associates needs to exist replaced.  As the simply moving office in your filter, the impeller does eventually wear and is, therefore, not covered nether warranty. As important is verifying that the filter has been properly primed (ever ensure filter output is above water surface when priming).

How do I know when it'due south time to change my filter media?

Aquatic expert Tom Sarac provides guidelines on knowing when to switch out the well-nigh common Fluval media for your aquarium filter.

Why is my canister filter emitting bursts of fine air bubbles on my aquarium?

FRESHWATER: It'due south important to perform regular filter maintenance (media rinsing and replacement) to prevent media from compacting, which can result in air accumulation. Besides make sure to verify the inlet rubber hose connector that attaches to the siphon tube, which does dry out over time and becomes hard and non-flexible, thus requiring periodic replacement.

SALTWATER: This is probably due to your filter taking in the fine air bubbling introduced to the aquarium by protein skimmers. Make sure to utilise an effective chimera trap at the skimmer output or inside the sump to prevent this from happening.

How does water flow through an FX series canister?

The water first moves to the bottom of the canister, and then rises to the top through the foam pads. It then passes back to the bottom of the canister through the media trays in the eye, before finally being returned to the aquarium.

Can't Detect an Answer?

M SERIES adminsue 2019-03-25T05:47:53-04:00

Thou SERIES

I've noticed decreased performance and the need for increased maintenance frequency on my canister filter. Am I doing something wrong?

This unremarkably indicates an increased load on your filter due to either the growth of your fish, the recent introduction of additional fish, increased waste product (leftover food, excrement, etc.), or clogged filter media in demand of replacement.

I accept a marine tank and noticed bursts of air coming out of my filter output. Should I exist concerned?

Air input into your system is most likely coming from the skimmer. Fine air bubbling are gathering in the canister filter and are being ejected in bursts. Consider calculation a bubble trap for your skimmer.

I replaced the impeller of my canister filter and noticed a small leak coming from the handle when shutting down. What should I practice?

The leak is about likely from the canister O-ring. Before y'all purchase a replacement, remove and clean it with warm water. Thoroughly wipe the receiving groove in the filter with a soft cloth. Apply Fluval silicone lubricant (#A325) to the O-ring.

How does caput height affect filter output performance?

G series filters are airtight recirculation filter systems: caput height has no real bear upon on performance. The length of tubing and the types of filter media are key factors affecting filter output performance. Nosotros recommend never exceeding the specified vertical distance in your instruction manual as this volition cause the filter to exceed the maximum caput force per unit area value, which could cause the filter to leak and fail.

I change the carbon in my filter every couple of weeks. Is this too often?

No. It'southward better (and easier) to prevent odors rather than having to remove them once they've accumulated. Some fish are messy eaters, or are more prone to producing large amounts of waste material, so prevention is key.

Exercise you lot take any tips for fixing common filtration issues?

I constitute a fish stuck to the intake of my filter. Is the flow too strong?

Y'all don't need to exist concerned about your filter existence too powerful for utilize with good for you fish, many of whom swim in natural habitats with much stronger currents. If a fish became stuck to the intake of your filter, it's likely that the fish was already sick. Accept annotation that you can adjust the filter output strength to suit your particular fish species.

I merely purchased a Fluval canister filter for my well-stocked tank. Is in that location additional media required, other than what came with the filter?

Fluval Total Clear volition crystallize the water and speedily remove organics, providing better overall h2o quality. Also consider adding a fibroid pre-filter media at the bottom of the filter to support improved long-term operation.

Why is my canister filter emitting bursts of fine air bubbles on my aquarium?

FRESHWATER: It's important to perform regular filter maintenance (media rinsing and replacement) to prevent media from compacting, which tin result in air aggregating. Also make sure to verify the inlet safety hose connector that attaches to the siphon tube, which does dry over time and becomes hard and not-flexible, thus requiring periodic replacement.

SALTWATER: This is probably due to your filter taking in the fine air bubbles introduced to the aquarium by poly peptide skimmers. Make sure to employ an effective bubble trap at the skimmer output or within the sump to forbid this from happening.

How exercise I know when it'southward fourth dimension to change my filter media?

Why is the motor of my canister filter making a low, rumbling noise?

Racket originating from the motor suggests that the impeller associates needs to be replaced. As the but moving function in your filter that operates 24 hours/day, the impeller does eventually wear and is therefore not covered under warranty. Also, verify that the filter has been properly primed (always ensure the filter output is above the water surface when priming), equally this volition assistance ensure trapped air is not the cause of the noise.

Why do electrical conductivity readings sometimes differ from those taken by a refractometer?

The Fluval G conductivity accuracy is rated at +/- 8%, and then it is normal to encounter a difference. More variance is to exist expected in marine aquariums, as fine air bubbling originating from the protein skimmer tin interfere with the conductivity sensor and crusade inaccurate readings).

Why do the instructions for the TRI-EX filter cartridge recommend to commencement lower the phosphate levels?

This is only to aid you get the best results and lifespan out of this resin.

My filter media cartridges sometimes baste water onto the LCD display when removed. Can this damage the unit?

Nosotros advise removing water from the LCD display as shortly as possible, equally it is not designed to be waterproof.

Can't Detect an Answer?

AMMONIA REMOVER adminsue 2019-03-08T07:23:17-04:00

AMMONIA REMOVER

Does Fluval Ammonia Remover absorb liquid plant food in my aquarium?

No, information technology does not.

Can't Notice an Reply?

CARBON adminsue 2020-06-30T19:28:32-04:00

CARBON

What cloth is Fluval Activated Carbon fabricated from?

Fluval Carbon is fabricated from bituminous coal, which is the all-time overall source material for carbon used for aquarium water filtration due to its varying pore structure and sizing.

Does Fluval Carbon and/or Ammonia Remover filter media absorb liquid institute nutrient in my aquarium?

Ammonia Remover is non a trouble. Carbon, especially when new, can remove some trace elements present in many liquid institute supplements. We recommend waiting at least a week or ii subsequently having changed the carbon before dosing with a liquid plant supplement.

Does Fluval Carbon absorb liquid constitute food in my aquarium?

Carbon, especially when new, tin remove some trace elements nowadays in many liquid plant supplements. We recommend waiting at least a week or ii after having changed the carbon in your filter before dosing with a liquid found supplement.

Can't Find an Answer?

U SERIES adminsue 2019-03-08T07:10:44-04:00

U SERIES

I change the carbon in my filter every couple of weeks. Is this too often?

No. Information technology's better (and easier) to prevent odors rather than having to remove them in one case they've accumulated. Some fish are messy eaters, or are more prone to producing large amounts of waste matter, so prevention is key.

Do you lot have any tips for fixing mutual filtration problems?

I establish a fish stuck to the intake of my filter. Is the flow also strong?

Y'all don't need to exist concerned virtually your filter being too powerful for use with healthy fish, many of whom swim in natural habitats with much stronger currents. If a fish became stuck to the intake of your filter, information technology's likely that the fish was already sick. Take note that y'all can conform the filter output strength to suit your item fish species.

How do I know when it'south time to modify my filter media?

Why will my U Series filter not restart afterward maintenance?

The impeller assembly may exist dirty. Detach the motor, pull out the impeller, and make clean the magnet and impeller well. Also inspect the impeller for long-term vesture, equally it operates 24 hours/24-hour interval and does require periodic replacement.

Why isn't the spray bar or bottom outlet of my U series filter producing bubbles?

The venturi air valve just operates on the elevation outlet of the filter.

What general maintenance tips do you have for U series filters?

Can't Detect an Reply?

PS SERIES adminsue 2021-07-29T12:36:17-04:00

PS Series

How do I know if my protein skimmer is working properly?

Information technology usually takes about a week for a new skimmer to break in. When adjusting your skimmer, start with the air input at maximum and slowly push the skimmer collection cup downwardly until you see the type of skimmate desired (nighttime chocolate-brown to black coloration, and not besides watery, is platonic). Be patient and allow for a day or two after each adjustment to evaluate.

Do Fluval Protein Skimmers remove surface pic on a freshwater aquarium?

No. A protein skimmer is designed for use in marine aquariums merely. Stop the pump and remove the motion-picture show with a modest container or a net. Then apply a filter media with a good organic scavenging resin and loftier class carbon, such every bit Fluval Total Clear. We also recommend installing a Fluval surface skimmer (#A240).

I added Fluval Aqua Plus H2o Conditioner to my aquarium after a partial water change. Why has my poly peptide skimmer overflowed?

This is due to the fish-protecting colloids included in Fluval Aqua Plus Water Conditioner. Simply shut off your skimmer for a couple of hours to preclude this from happening in the future.

Following a water change, why did my protein skimmer overflow after applying Aqua Plus H2o Conditioner?

It occurred due to the fish-protecting colloids in this product. Simply close off your skimmer for a couple of hours to forbid this from happening in the time to come.

Practice you offer whatever setup and troubleshooting tips for the PS1 model?

Do yous offer any setup and troubleshooting tips for the PS2 model?

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C SERIES adminsue 2019-03-08T07:12:08-04:00

C SERIES

How do I prevent babe fish from being pulled into my filter?

Brand an incision in the middle of a coarse, open cell cream filter block and insert the siphon tube strainer into it. We recommend rinsing the block every 2 weeks to ensure proper filtration operation.

I modify the carbon in my filter every couple of weeks. Is this also often?

No. Information technology's better (and easier) to prevent odors rather than having to remove them once they've accumulated. Some fish are messy eaters, or are more prone to producing large amounts of waste material, then prevention is key.

What general maintenance tips practise you have for this filtration series?

Do you accept any tips for fixing mutual filtration issues?

Aquatic adept Tom Sarac discusses the vi virtually mutual filter bug, while providing helpful troubleshooting tips to resolve them.

I found a fish stuck to the intake of my filter. Is the menstruation also strong?

Yous don't need to be concerned about your filter being besides powerful for use with healthy fish, many of whom swim in natural habitats with much stronger currents. If a fish became stuck to the intake of your filter, it's likely that the fish was already sick. Take note that you tin can adjust the filter output strength to suit your particular fish species.

How do I know when it'southward fourth dimension to change my filter media?

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06 Series adminsue 2020-10-01T11:21:08-04:00

06 SERIES

Tin can I connect an inline heater model to my filter?

No. Fluval canister filters utilize ribbed flexible hosing, which is not ideal for installing such equipment.

How exercise I remove surface film from my aquarium water?

A surface movie tin be the result of cooking fume, skin oils, dust accumulation, and/or fish food, which naturally includes fat content. We recommend the use of a surface skimmer (#A240) continued to the inlet of your Fluval 06 filter.

The lid on my filter is difficult to close and leaks about the motor caput clips.

Nosotros recommend a thorough cleaning of the motor head O-ring and applying Fluval silicone lubricant (#A325). It'due south normal for the O-band to crave replacement after a few years of use. Ensure that the O-ring is inserted correctly into the motor caput groove, and that the motor head is properly positioned, adjustment the power cord with the notch on the canister.

How exercise you setup the 06 Serial filter?

How do I forbid baby fish from beingness pulled into my filter?

Brand an incision in the center of a fibroid, open up cell cream filter block and insert the siphon tube strainer into it. We recommend rinsing the block every 2 weeks to ensure proper filtration performance.

Can I connect an inline heater model to my filter?

No. Fluval canister filters use ribbed flexible hosing, which is not ideal for installing such equipment.

Why do I have difficulty restarting my canister filter after cleaning information technology?

Offset, check your impeller and impeller shaft every bit it's possible either of these are damaged and need to be replaced, or are very dirty and require cleaning. It'due south besides possible the impeller comprehend has non been reattached correctly. Finally, verify that the filter has been properly primed: always ensure that the filter output is above the water surface when priming.

I've noticed decreased performance and the need for increased maintenance frequency on my canister filter. Am I doing something wrong?

This usually indicates an increased load on your filter due to either the growth of your fish, the recent introduction of boosted fish, increased waste product production (leftover nutrient, excrement, etc.), or clogged filter media in demand of replacement.

I have a marine tank and noticed bursts of air coming out of my filter output. Should I exist concerned?

Air input into your system is near likely coming from the skimmer. Fine air bubbles are gathering in the canister filter and are beingness ejected in bursts. Consider adding a bubble trap for your skimmer.

I replaced the impeller of my canister filter and noticed a minor leak coming from the handle when shutting downward. What should I do?

The leak is almost likely from the canister O-ring. Before you purchase a replacement, remove and make clean it with warm water. Thoroughly wipe the receiving groove in the filter with a soft fabric. Apply Fluval silicone lubricant (#A325) to the O-ring.

How does head height impact filter output functioning?

06 series filters are closed recirculation filter systems: head elevation has no real impact on performance. The length of tubing and the types of filter media are fundamental factors affecting filter output performance. We recommend never exceeding the specified vertical distance in your instruction manual as this volition crusade the filter to exceed the maximum caput pressure value, which could cause the filter to leak and fail.

I change the carbon in my filter every couple of weeks. Is this likewise frequently?

No. It's better (and easier) to preclude odors rather than having to remove them once they've accumulated. Some fish are messy eaters, or are more than prone to producing large amounts of waste, so prevention is key.

Exercise yous have any tips for fixing common filtration issues?

Aquatic expert Tom Sarac discusses the 6 well-nigh mutual filter bug, while providing helpful troubleshooting tips to resolve them.

I found a fish stuck to the intake of my filter. Is the flow too stiff?

Y'all don't need to exist concerned about your filter being likewise powerful for utilise with healthy fish, many of whom swim in natural habitats with much stronger currents. If a fish became stuck to the intake of your filter, it's likely that the fish was already ill. Take annotation that yous tin adjust the filter output force to suit your detail fish species.

I just purchased a Fluval canister filter for my well-stocked tank. Is there additional media required, other than what came with the filter?

Fluval Total Clear will crystallize the water and speedily remove organics, providing better overall water quality. Also consider adding a coarse pre-filter media at the bottom of the filter to support improved long-term operation.

Why is the motor of my canister filter making a depression, rumbling noise?

Noise originating from the motor suggests that the impeller assembly needs to exist replaced. As the only moving part in your filter that operates 24 hours/24-hour interval, the impeller does somewhen wear and is therefore not covered under warranty. Also, verify that the filter has been properly primed (always ensure the filter output is above the h2o surface when priming), equally this will assistance ensure trapped air is not the cause of the noise.

How do I know when it'due south time to change my filter media?

Aquatic skilful Tom Sarac provides guidelines on knowing when to switch out the virtually common Fluval media for your aquarium filter.

Why is my canister filter emitting bursts of fine air bubbles on my aquarium?

FRESHWATER: It's important to perform regular filter maintenance (media rinsing and replacement) to prevent media from compacting, which tin can result in air aggregating. Besides make certain to verify the inlet rubber hose connector that attaches to the siphon tube, which does dry out over fourth dimension and becomes hard and non-flexible, thus requiring periodic replacement.

SALTWATER: This is probably due to your filter taking in the fine air bubbles introduced to the aquarium by poly peptide skimmers. Make sure to use an effective bubble trap at the skimmer output or within the sump to prevent this from happening.

The lid on my filter is difficult to shut and leaks near the motor head clips.

We recommend a thorough cleaning of the motor head O-ring and applying Fluval silicone lubricant (Particular #A325). It's normal for the O-ring to crave replacement after a twelvemonth of use. Ensure that the O-band is inserted correctly into the motor head groove, and that the motor head is properly positioned, aligning the power cord with the notch on the canister.

Can I safely reduce the output of my 06 series canister filter?

The output catamenia of Fluval 06 serial canister filters can exist safely reduced by up to 50%. In social club to practise this, movement the white acme lever of the AquaStop valve away from the cherry bottom lever, up to an angle of 45 degrees.

I've noticed a white, slimy film on the condom hose connectors of my canister filter. Is this unsafe for my fish?

This white, slimy film is bio-film, and it is harmless. We recommend cleaning canister filter hosing and condom hose connectors as part of normal maintenance to help mitigate the growth of bio-pic.

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