20 Best Filter For Saltwater Tank (2023 Updated)

The complete line, consisting of Fluval U1, U2, U3 and U4 Underwater Filters, includes many practical and versatile features that make them ideal for application in freshwater and marine environments.

Fluval U series filters provide the option of setting the flow output in 3 different positions, a key benchmark in underwater filtration. The Adjustable 3-Way Flow Control feature (U2, U3 and U4 models) lets you position the water flow output to meet your specific needs.

The Top Output setting provides maximum circulation and oxygenation, the Integrated Spray Bar setting provides a gentle, even flow for planted aquariums, and the Bottom Output setting is for deepwater agitation.

Fluval U Filters also include a convenient flip-top lid that allows quick and easy access to the filter cartridge for maintenance or replacement including Fluval’s Clean & Clear cartridge. Packed with special high performance resins, Clean & Clear is proven to reduce phosphate and nitrate while preventing the spread of algae, providing you with a cleaner, clearer aquarium and healthier fish for longer intervals.

In addition, Fluval U Filters offer installation versatility: they can be installed vertically against the aquarium wall to create currents or customized flow patterns; or they can be placed horizontally in shallow water tanks or to create decorative features such as waterfalls.

Use the U1 as a primary filter in smaller aquariums or as a supplementary filter for larger aquariums. It is also ideal for tanks with low water levels. The U1 includes an adjustable flow control and comes complete with 1 foam pad.

Classic Canister #2217 with Media 264 GPH By choosing a classic you won’t go wrong. Because you have chosen a reliable, millionfold tried and tested piece of equipment. All models perform to the highest quality standards.

First class components and carefully matched features ensure perfect pump and filter performance. Additionally, you have the proverbial EHEIM quiet running, robust durability and low energy consumption.

You will be very satisfied.

Aqueon QuietFlow Canister Filters comes with large media baskets, pre-loaded with media for all three stages of filtration: Foam Pads (mechanical), Carbon (chemical), Bio-Balls and Bio-Ceramic Rings (biological).

Designed for both fresh water and saltwater aquariums, the filter media can be arranged to fit any aquarium. Each filter comes with different return fixtures to choose from, traditional Water Director, Spray Bar and a unique hang on the back Polishing Unit.

The Polishing Unit allows for the use of one Large Aqueon Filter Cartridge to filter the water on final time before entering the aquarium. The cartridge is quick and easy, taking just a moment to do.

With three different size filters, for aquariums up to 155 gallons, Aqueon QuietFlow Canister Filters were developed by fish enthusiasts to satisfy the needs of fellow hobbyists and their fish tank needs.

Brand: FluvalFeatures: Top Access – for easy maintenance Adjustable flow control 3 Stage Filtration Details: Product Description Fluval U Series Underwater Filters provide complete and efficient 3-stage filtration, including BIOMAX biological filtering (U2, U3 and U4 models), to create superior aquarium water quality.

The complete line, consisting of Fluval U1, U2, U3 and U4 Underwater Filters, includes many practical and versatile features that make them ideal for application in fresh, marine and reptile environments.

Box Contains Aquarium FilterPackage Dimensions: 14. 4 × 5. 2 × 4. 6 inchesLanguages: English.

The AquaClear 20 Power Filter features a unique multi-stage filtration system that provides complete mechanical, chemical and biological filtration for superior water quality. The Power Filter has a filtration volume that is up to 7 times larger than comparable filters.

It also allows superior contact time with filter media. The filter preserves beneficial bacterial creating a stress-free environment for aquarium inhabitants and maintaining clear aquarium water. Its unique waterfall design enables filtered water to return to the tank silently, gently breaking the surface tension and creating beneficial oxygenation.

The Power Filter’s patented flow control feature allows you to adjust the water flow according to your aquarium needs. The media basket prevents water from by-passing the filter media, maximizing filtration efficiency.

Installation and maintenance are quick, easy and convenient. The filter comes equipped with AquaClear Foam, Activated Carbon and BioMax. AquaClear offers an entire line of media including Zeo-Carb and Ammonia Remover, exclusively designed for the AquaClear 20 Power Filter.

The AquaClear 20 Power Filter is ideal for 18 to 76 L (5 to 20 U. S. gallons) aquariums.

As the world’s best-selling performance canister filter, the 7th generation 07 series features Fluval’s eTEC (Efficient Technology) state-of-the-art materials and design refinements which make them ultra-quiet, powerful, energy efficient and user friendly for aquariums 10 to 100 US Gal.

(40-500 L). Fluval eTEC (Efficient Technology) construction employs cutting-edge design, materials & manufacturing methods to deliver powerful pump performance, reduced energy consumption & ultra-quiet operation.

All filters feature ‘flip-top’ access for quick and easy cartridge replacement. The U2-U4 models feature three-stage filtration for superior aquarium water quality and three way flow control with integrated spray bar for versatile water circulation.

All filters feature ‘flip-top’ access for quick and easy cartridge replacement. The U2-U4 models feature three-stage filtration for superior aquarium water quality and three way flow control with integrated spray bar for versatile water circulation.

With a combined experience of over 100 years, our advice at Warehouse Aquatics is sound. The majority of our parcels are sent on a tracked and signed-for service. Please include your name, order number and reason for return.

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The Coralife 30G Marine Filter with Protein Skimmer is an all-in-one filter AND protein skimmer. Ideal for consumers stepping into the saltwater hobby for the first time. The easy to use protein skimmer has a needle wheel impeller & adjustable air flow dial.

Unlike most protein skimmers, this skimmer will not be affected by water level fluctuations. For saltwater applications only (protein skimming only works with saltwater). The filter portion has a Cartridge with activated carbon and a Phosphate Filter Pad.

The heater clip accommodates the Aqueon 100 Watt Preset Aquarium Heater. For aquariums up to 30 gallons. 8. 5″ wide X 5″ front to back X 7. 75″ tall (not including the intake tube).

The 264 GPH multi-stage filtration system is ideal for fresh and saltwater aquariums ranging in size from 20 gallons to 75 gallons. The CF300 defies its low price because it comes equipped with all the necessary plumbing for installation and includes three large filtration media compartments allowing you to add the filtration media of your choice.

The filtration media trays offer a fully customized filtration system to suit your specific aquatic needs. The CF300 includes three fine filter pads (white) and a single coarse filter sponge (blue) for enhanced Mechanical Filtration.

With the addition of AquaTop’s Premium Activated Carbon, Ceramic Rings, or Bio-Balls (each sold separately), you’ll achieve superior filtration and crystal clear aquarium water. The CF300 canister filter has a convenient Prime Pump that eliminates the need for manual siphoning! Say good bye to a mouth full of aquarium water!!!.

Tidal Power Filters are ideal for freshwater or saltwater applications with a built in surface skimmer and self priming feed pump. They include adjustable upper flow rate and lower intake knobs with a maintenance alert feature and operates in silence.

7. 5″L x 6. 5″W x 6. 5″H.

Key features include the patented Aquastop valve for an easy removal of the hoses, the hubverschlussklammern for easy cleaning and maintenance with a grip and several removable filter baskets, are already equipped with mechanical, chemical and biological media stuff.

Furthermore, the unique, square shapedFluval filter container space for 35-50% more water than round external filter with a comparable size. This provides for an excellent water flow through a complex cleaning process, a maximum contact time with the filter media.

Improved performance of the water filtering – generated cleaner, healthier water. With the addition of the bio-foam better biological filtering, medium. Noise absorbing impeller design for a quieter operation by 8 – 15%.

Newly constructed impeller cover, the less susceptible to cracking. Efficient intake system for easier operation. Reinforced Hub-Verschlussklammern for a safer closure. Hose lock nuts for more security.

Improved practical features, such as the aquastop valve, several filter baskets and the frame mounting, are now so easy to handle as never before. This text is machine translated.

Product Code: RAT01801-originalThe CF400UV has become a very popular canister filter for the price and performance. The 370GPH, 3+1 filtration system is ideal for fresh and saltwater aquariums ranging in size from 75 gallons to 125 gallons.

The integrated 9 watt UV sterilizer helps keep your aquarium healthy and crystal clear. The CF400UV defies its low price because it comes equipped not only with a UV sterilizer but all the necessary plumbing for installation and includes three large filtration media compartments, allowing you to add the filtration media of your choice.

The filtration media trays offer a fully customizable filtration system to suit your specific aquatic needs. The CF400-UV Canister Filter has a convenient Prime Pump that eliminates the need for manual siphoning! Say good bye to a mouth full of aquarium water!!! The CF400UV includes three AquaTop CF400 White Filter Pads and a AquaTop CF400 Replacement Blue Filter Pad for enhanced mechanical filtration.

Also includes AquaTop’s Premium Activated Carbon, Ceramic Rings and Bio-Balls.

Fluval U2 Underwater Filter is ideal for use in all aquarium or reptile environments. Use the underwater filter as a primary filter in smaller aquariums or as a supplementary filter for larger aquariums.

Fluval Underwater Filters with three-stage filtration are ideal for use in fresh, marine or reptile environments, and are also great for tanks with low water levels. Three-stage filtration with BioMax for superior aquarium water quality, flip- top access for quick and easy cartridge replacement, and three-way flow control make the new Fluval U Series the benchmark in underwater filtration.

Stage 1 foam removes large particles. In stage 2, the poly/carbon cartridge traps fine debris, improves water clarity and removes impurities. In stage 3, BioMax provides optimal biological filtration efficiency.

Fluval has a wide variety of products that are perfect for your pet fish to enjoy in any large fish tank, small fish tank, saltwater tank or freshwater tank. Fluval broke onto the aquatic scene in 1975 by introducing the world’s first 3-stage filter with synchronous motor technology – a breakthrough that is still applied in the industry today.

Since then, Fluval has built a legacy around this pioneering spirit, relentlessly adapting in a changing world to launch innovative aquarium products that remain at the forefront of technology, and which set the bar in quality, style and functionality.

Fluval’s mission is not just about building products that mimic the natural world, but inspiring aquarists of all skill levels to enjoy and respect the hobby for generations to come.

Amazing filter system for tanks with capacity between 150-500L. The maximum water column height from this model is 2. 25m and the water circulation is of 930L/h. Product Features: Powerful motor generates constant pumping power and pressure that endures over time Re-engineered, precision-crafted pump runs up to 25% quieter than previous generation Energy-efficient some 07 series filters draw as little energy as a single household LED lightbulb Redesigned, substantially enlarged rubber feet stabilizers offer superior vibration-dampening ability and added protection New ergonomic AquaStop valves with raised lip for smoother operation Single action dual Lift-Lock motorhead clamps for quick release and attachment Redesigned Primer with larger easy-grip handle provides fast, effortless start-ups with just a few pumps EZ-Lift media baskets with new center handle allow media stack to be removed with just 1 finger for quick access (less mess & no need to empty canister of water) Unique vertical pre-filter cartridge with independent access provides more surface area and better mechanical filtration All necessary authentic Fluval media included.

Description Using advanced filtration technology, Marineland s Bio-Wheel Emperor Power Filter helps keep your aquarium crystal clear. It offers complete three-stage filtration for both freshwater and saltwater tanks.

The Rite-Size filter cartridge traps debris and removes odors and discoloration, providing mechanical as well as chemical filtration. An extra-large BIO-Wheel rotates to cultivate the beneficial bacteria that remove toxic ammonia and nitrates from the water.

The Bio-Wheel Emperor filters 400 gallons per hour for aquariums up to 80 gallons and almost twice the filter cartridge capacity of comparable models. With a dual-impeller design and efficient flow, this powerful filter contributes to a healthier environment for your fish.

Key Benefits Offers complete three-stage filtration (mechanical, biological, chemical) for both freshwater and saltwater tanks. Filter cartridge traps debris and removes odors and discoloration, providing mechanical as well as chemical filtration.

An extra-large BIO-Wheel rotates to cultivate the beneficial bacteria that remove toxic ammonia and nitrates from the water. The Bio-Wheel Emperor filters 400 gallons per hour for aquariums up to 80 gallons and almost twice the filter cartridge capacity of comparable models.

Features a dual-impeller design and efficient flow, this powerful filter contributes to a healthier environment for your fish.

Compact design combined with powerful performance. This high quality canister filter boasts a unique self-priming mechanism with an adjustable flow for unmatched control and accuracy. Suitable for use in both freshwater and saltwater environments.

All filters feature ‘flip-top’ access for quick and easy cartridge replacement. The U2-U4 models feature three-stage filtration for superior aquarium water quality and three way flow control with integrated spray bar for versatile water circulation.

All filters feature ‘flip-top’ access for quick and easy cartridge replacement. The U2-U4 models feature three-stage filtration for superior aquarium water quality and three way flow control with integrated spray bar for versatile water circulation.

With a combined experience of over 100 years, our advice at Warehouse Aquatics is sound. The majority of our parcels are sent on a tracked and signed-for service. Please include your name, order number and reason for return.

Subscribe to our MAILING List for promotions & more.

For fresh and saltwater systems up to 180 gallons, meet the CAF-180! Simple, economical and so easy to install, the CAF-180 offers excellent filtration while oxygenating the water. You simply cant beat the price and performance of the CAF Series which can be used as a stand-alone filter, a breeding filter or for extra biological filtration in heavily stocked aquariums.

Even add it to your external or top filters as a pre-filtration unit! Another neat feature of the CAF Series is the airlift system for excellent biochemical filtration and pleasantly quiet operation.

This item is being supplied from continental Europe. Please consider an adaptor might be needed to plug it in your country. The Marina Slim S20 Power Filter’s unique compact and slim design provides both practical and aesthetic benefits: it takes up less space than standard size filters and it brings a touch of elegance to your aquarium.

The filter comes equipped with an adjustable flow control so you can adjust the water flow level in your tank. Its motor is submerged in the water and operates very quietly. Installation and start-up is easy – no priming required.

Just plug it in and watch it go Maintenance is quick, simple and convenient. The Power Filter includes four filter cartridges: 2 Bio-Carb and 2 Bio-Clear, both containing Ceramitek, a highly porous ceramic filter medium that optimizes biological filtration for a healthy aquarium.

The filter also includes a strainer sponge to protect small or baby fish from being drawn into the filter. The Slim S20 Power Filter is for aquariums up to 76 litres (20 U. S. gal).

D-D Clarisea SK-5000 – Gen 3 is a high efficiency water filtration system which effectively removes suspended particles. Suitable for use in marine aquariums, freshwater aquariums, fish-breeding systems and propagation systems for corals.

Available from All Things Aquatic.