Compare canister filters, HOBs, skimmers and rollmats through specs, prices and the tanks using them.
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892 matching items · Most used first
FilterAquaReady
The AquaReady NF-1 Internal Nano Protein Skimmer is a magnetically mounted nano skimmer powered by a modified Sicce Syncra Nano pump, rated for 20-30 gallon saltwater aquariums with a compact 2.76 x 4.15 inch footprint.
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FilterReef Octopus
The Reef Octopus NS80 is a hang-on-back nano skimmer with bubble diffuser, solid mounting bracket, and easy-to-use raiser pipe to control internal water level, all in a small footprint. Works well in small wet/dry sumps, nano tank overflows, and in-display aquariums; filtration handling: 25 gal light, 15 gal medium, 10 gal heavy; powered by OTP 200s pinwheel pump.
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FilterFiji Cube
The Fiji Cube NSK-50 DC Pro Nano Protein Skimmer is a compact hang-on skimmer for 10-35 gallon saltwater aquariums, with an adjustable DC pump, height-adjustable mount for 6-8 inch water level, and detachable collection cup, footprint 2.96 x 3.15 in.
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FilterInnovative Marine
The Innovative Marine NUVO Aquarium Filter Sock w/ Holder (6 Pack, Desktop) contains six 200-micron felt filter socks custom-designed for NUVO Fusion desktop all-in-one aquariums. Each sock has a pre-molded hanger that rests on the aquarium rim for zero-bypass filtration and easy installation and removal, measuring 3.75 by 2.25 by 10 inches including the hanger.
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FilterInnovative Marine
The Innovative Marine NUVO Midsize Filter Sock 6-Pack includes custom-molded 200-micron felt filter socks with hangers that fit all Innovative Marine midsize all-in-one aquariums for mechanical filtration.
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FilterInnovative Marine
The Innovative Marine NUVO Roller is a manual fleece filter designed for NUVO all-in-one aquariums that replaces filter socks. The 200-micron fleece roll sits in the first chamber and is advanced by turning a knob when dirty, keeping the aquarium clear without washing socks.
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FilterInnovative Marine
The Innovative Marine NUVO Roller Pro 2 is an automated fleece roller filter designed for NUVO Fusion AIO desktop aquariums, fitting in the first filter chamber while leaving room for a protein skimmer in the adjacent chamber. It automatically advances fresh 200-micron filter fleece every 12 hours (8, 12, or 16-second rotation settings, or manually by button) to trap debris, with multi-level water outlets for overflow protection and a sleek acrylic cover.
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FilterFiji Cube
The Fiji Cube Nylon Filter Sock with Plastic Ring (2.75 x 8 in, 200 micron) traps free-floating debris, with a plastic ring for quick replacement, compatible with all Fiji Cube AIO tanks.
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FilterOASE
An external canister filter for aquarium water filtration. Oase BioMaster Thermo 350 External Filter.
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FilterOASE
The OASE BioPlus 100 is a premium internal corner filter for freshwater aquariums up to 30 gallons, with a 170 GPH max flow rate, 3-foot max head height, and 6W power consumption. It provides mechanical, biological, and chemical filtration via individually removable foam modules plus an activated carbon foam chamber that removes toxins and odors, an integrated diffuser with adjustable flow nozzle for surface movement and aeration, and a slot that accepts an OASE HeatUp 100 heater (not included); made in Italy, measuring 4.7 x 4.3 x 10.6 inches.
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FilterOASE
OASE BioPlus 200 is an internal filter for freshwater aquariums up to 55 gallons with a maximum flow rate of 190 GPH. It uses removable modular foam cartridges including activated-carbon foam, an integrated adjustable diffuser for surface movement and aeration, and can house an OASE HeatUp 200 heater.
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FilterOASE
The OASE BioPlus 50 is a compact internal filter for aquariums up to 15 gallons. It provides mechanical and biological filtration in a small in-tank footprint ideal for nano tanks.
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FilterOASE
The OASE BioPlus Thermo 100 is an internal corner filter for freshwater aquariums up to 30 gallons, combining filtration with an integrated adjustable 100 W HeatUp heater in a single unit. It delivers up to 170 GPH with a 6 W pump, includes carbon filter foam and two 20 ppi filter foams plus an integrated three-setting diffuser, and measures 4.7 by 4.3 by 10.6 inches.
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FilterOASE
The OASE BioPlus Thermo 200 is an internal aquarium filter with an integrated adjustable heater for tanks up to 55 gallons. Combining filtration and heating in one in-tank unit keeps equipment out of sight while providing mechanical and biological filtration.
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FilterOASE
The OASE BioPlus Thermo 50 is an internal corner filter for freshwater aquariums up to 15 gallons that integrates a 50-watt heater into the unit to reduce visible equipment; it provides 3-stage mechanical, biological, and chemical filtration with filter foams and a carbon foam chamber, an adjustable diffuser with three flow settings for surface movement and aeration, and modular filter modules that can be removed while the pump and heater stay in place.
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FilterOASE
The OASE FiltoSmart is a compact external canister filter with multi-stage mechanical and biological filtration, self-priming startup, adjustable inlet and outlet flow, and quiet operation with no-mess locking hose connections. It has an integrated heater slot (heater not included) and comes in 100, 200, and 300 models for aquariums up to 30, 55, and 80 gallons.
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FilterOASE
The OASE FiltoSmart Thermo EXTERNAL FILTER is a compact external canister filter with integrated heater for precise uniform temperature and less in-tank equipment. It provides multi-staged mechanical and biological filtration, self-priming, adjustable flow control, and quiet operation; fresh and marine compatible, UL-certified; available in 100, 200, and 300 models.
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FilterReef Octopus
The Reef Octopus OB-300S Overflow Box is a great alternative for aquariums without a built-in overflow system; it effectively skims organically rich water from the aquarium surface to the filtration system. Precise machine-welded cast acrylic construction; silent operation; 5 times more water volume than overflow units with tubes; black top reduces light intake to reduce algae growth; single drain configuration; max flow 7000 LPH.
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FilterReef Octopus
The Reef Octopus OCTO Sump OS-30A is a machine-cut acrylic sump with Reef Octopus red color accents and compartments for easy setup. Includes a freshwater reservoir (4.7 gal) for ATO, filter sock holder, and bubble-diffusing intake chamber with lid; adjustable water depth 5.1-9 in. Dedicated protein skimmer/reactor chamber (14.6 x 12.6 in), return pump chamber (9.4 x 7.2 in), and 1 in x2 drain bulkheads. Size 29.92 x 15.75 x 15.75 in; recommended return pumps Aquatrace 3000 or VarioS 2; recommended skimmers eSsence S-130, Classic 150SSS/150INT, Regal 150INT/150SSS/200SSS, Elite 150SSS.
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FilterReef Octopus
The Reef Octopus OCTO Sump OS-36A is a solid acrylic sump with Reef Octopus red color accents, designed to house skimmers, reactors, and pumps in a complementary container. Features adjustable water depth 5.1-9 in; dedicated protein skimmer/reactor chamber; dedicated return pump chamber; dedicated freshwater reservoir with lid for ATO; bubble-diffusing intake chamber with lid; built-in filter sock holder; accommodates the Fleece Filter for maintenance-free filtration.
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FilterOmnipure Filters
A 5-micron activated carbon block water filter cartridge that reduces chlorine, odors, and sediment, plus chemicals and pesticides per NSF certification. It is designed for use with drinking water systems such as refrigerators, ice makers, coffee brewers, and under-sink systems.
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FilterBulk Reef Supply
This nuclear-grade color-changing DI resin (1.25 lbs) fills one standard 10-inch refillable DI cartridge — the last stage of an RO/DI unit that reduces total dissolved solids to zero — and changes color when exhausted for an easy visual indicator. Vacuum-sealed in foil-lined 4mm Mylar bags to preserve freshness for up to 2 years.
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FilterFlipper
The Flipper Orange Filter Lens is an easy-to-attach add-on for the DeepSee Clear 4-inch Magnified Viewer (sold separately) that filters blue light so coral colors appear more vibrant. It optimizes both magnification and color for coral photography and tank viewing.
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FilterFlipper
The Flipper Orange Filter Lens is an add-on accessory for the DeepSee Clear Max 5" Magnified Viewer that filters out blue aquarium light to make coral colors appear more vibrant and true. It attaches easily to the viewer and is ideal for coral photography and enhanced viewing (viewer sold separately).
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FilterBrightwell Aquatics
Brightwell Aquatics OrganitR is a regenerable synthetic polymer adsorption resin that improves water quality by removing latent dissolved organic material and discoloration without removing trace elements; each 500 mL treats 300 gallons and regenerates over 250 times.
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FilterBulk Reef Supply
The BRS 10" RO Canister O-Ring is a replacement seal for Bulk Reef Supply RO/DI filter canisters that have become lost or damaged, restoring a leak-free seal. Old-style canisters (visible threads through the clear housing) use one o-ring; new-style canisters (thicker white cap, no visible threads) use two.
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FilterBulk Reef Supply
Replacement O-ring for the old-style BRS 10" reverse osmosis filter canisters, restoring a watertight seal between the canister housing and sump. Fit can vary slightly across 10" canisters due to manufacturing differences, and it is also compatible with BRS GFO and carbon reactors.
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FilterOzotech
The Ozotech Ozone Air Dryer Gen 2 (DI-Air Dryer 2.0) removes humidity from the air going into an ozone generator to maximize ozone output and extend generator life. Its rechargeable silica gel beads change color when exhausted and can be recharged by baking in an oven or in sunlight.
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FilterMiscellaneous
Ozone Resistant Flexelene is economical pre-cut tubing suitable for ozone concentrations up to 1% by weight typically used in aquariums. It is significantly more flexible than standard polyethylene tubing, stays flexible to -40°F, has a high working temperature of 170°F, contains no plasticizers, and is certified to NSF Standard 51 for food and beverage use and NSF Standard 61 for drinking water use. Available as continuous pieces in 3/16, 1/4, 3/8, and 1/2 inch ID sizes in 10 and 20 foot lengths.
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FilterOzone Kynar Fittings
The Ozone Resistant Kynar Barb Union is a PVDF hose-barb fitting for connecting two segments of ozone-carrying tubing. Made from ozone-resistant Kynar, it does not degrade like nylon fittings and is used in ozone reactors and ozonizer plumbing.
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