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In community tanks
Chosen by aquarists
311 matching items · Most used first
Water PurificationNeat Aquatics
Neat Aquatics 1/4 in RO Tubing Brackets (5-pack) — Keep RO or other 1/4 in tubing organized. Easy to use brackets let you push the tubing in to isolate and hold it securely.
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Water PurificationAqua Forest Aquarium
The 10 Lb. Aluminum CO2 Cylinder is a brand-new, unfilled high-quality carbon dioxide gas cylinder made of aluminum with extra-thick walls. It has a standard CGA320 valve, corrosion-resistant interior and exterior, is DOT-3AL certified, and refillable at a local gas supplier or welding shop.
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Water PurificationDOW Chemical
DuPont (formerly Dow Chemical) Filmtec 100 GPD reverse osmosis membrane — Features a 98% rejection rate at 50 PSI, making it the most commonly used 100 GPD membrane in the aquarium industry. Tip: brand new membranes have a slight coating to preserve them until use.
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Water PurificationLifegard Aquatics
LifeGard Pro-MAX 120-watt High Output UV Sterilizer — For freshwater or saltwater aquariums up to 900 gallons. Helps with water-borne bacteria & algae blooms, keeping water crystal clear.
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Water PurificationPentair
The Pentair Aquatics 120 Watt Smart UV High Output UV Sterilizer reduces waterborne bacteria and algae for crystal clear water; it has a 5.75-inch UV-resistant housing, slip unions for 2, 2.5, or 3-inch plumbing, and a suggested flow rate of 3840 GPH for algae and bacteria.
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Water PurificationAqua Ultraviolet
The Aqua Ultraviolet 15 Watt Advantage 2000+ UV Sterilizer is a hang-on-back unit for freshwater aquariums up to 500 gallons (sterilization) or 2,000 gallons (clarification); germicidal UV-C light clarifies water without chemicals, with a 1/2-inch barbed inlet and a clear-blue lamp indicator cap.
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Water PurificationAqua Ultraviolet
The Aqua Ultraviolet 15 Watt Classic UV Sterilizer uses UV-C to eradicate algae, bacteria, and protozoa, rated for saltwater sterilization up to 75 gallons with quick-release unions and 3/4-inch barb fittings.
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Water PurificationAqua Ultraviolet
The Aqua Ultraviolet 15 Watt Classic UV Sterilizer (White, 3/4 in inlet/outlet) eradicates algae, bacteria, and protozoa in saltwater tanks up to 75 gallons (freshwater up to 500 gallons); includes power transformer, UV lamp, and fittings.
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Water PurificationBulk Reef Supply
The BRS 150 GPD Reverse Osmosis Membrane is a high-output replacement RO membrane with a 98% rejection rate at 65 PSI, suited when faster water production is the priority and source pressure is good. It fits standard membrane housings, requires matching 150 GPD flow restrictor sizing when upgrading from a 75 GPD membrane, and is rated for 3-5 years with proper prefilter maintenance and flushing.
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Water PurificationPentair
Pentair 150 Watt Smart UV High Output UV Sterilizer — Reduce waterborne bacteria and algae. Note: 50, 80, 120 watt units are dual voltage 115/230 VAC.
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Water PurificationAqua Ultraviolet
A 25-watt Classic UV sterilizer from Aqua Ultraviolet in black with 3/4-inch inlet/outlet, rated up to 1200 GPH as a sterilizer and 2000 GPH as a clarifier. It eradicates algae, bacteria, and protozoa with an EZ-twist cap for lamp maintenance and a lifetime warranty on the housing.
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Water PurificationAqua Ultraviolet
The Aqua Ultraviolet 25 Watt Classic UV Sterilizer in white uses germicidal UV-C rays to clarify and sterilize freshwater aquarium water up to 1200 gallons at 1200 GPH, with quick-release unions and easy quartz sleeve maintenance.
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Water PurificationLifegard Aquatics
The Lifegard Aquatics 25-watt Pro-MAX High Output UV Sterilizer is for freshwater or saltwater aquariums up to 130 gallons, controlling water-borne bacteria and algae blooms. Its patent-pending flow-through design has less-restrictive angled inlet and outlet ports that can be positioned in multiple directions for flexible plumbing; specs include 2-inch slip connections, 1000 GPH max flow (550 GPH for algae and bacteria control), 25 PSI max pressure, and a ~9,000-hour (one-year) lamp life. Also available in 40, 55, 90, and 120-watt sizes.
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Water Purification2HR Aquarist
2HR Aquarist APT Fix is a safe, fast-acting algae treatment that targets stubborn algae like BBA, hair, string, and fuzz through precise spot dosing. Copper-free, fish and shrimp safe; biodegrades after use; 300ml bottle with pipette.
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Water PurificationAquaReady
The AquaReady 3-Stage 75 GPD RO System removes 96% of impurities producing up to 75 gallons per day through a 1-micron sediment filter, 5-micron carbon filter, and 75 GPD RO membrane, with 1-year warranty.
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Water PurificationG.A. Murdock
Mur-lok 3/8 inch linear low-density polyethylene tubing is made in the USA for RO systems, fitting all Mur-lok and John Guest push-connect fittings. It is BPA-free, made of FDA-approved materials, NSF Standard 58 certified, and offers strong pressure ratings and stress-crack resistance; sold by the foot.
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Water PurificationBulk Reef Supply
The BRS 4 Stage Value 100GPD RO/DI System is a four-stage reverse osmosis and deionization unit that produces up to 100 gallons per day of 0 TDS purified water for reef and freshwater aquariums. It features a Purtrex sediment filter, BRS VOC carbon block, Dow Filmtec membrane, and color-changing DI resin, with Mur-lok push-connect fittings for quick installation.
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Water PurificationBulk Reef Supply
The BRS 4 Stage Value 150GPD Water Saver RO/DI System is a four-stage reverse osmosis and deionization unit that produces up to 150 gallons per day of 0 TDS purified water while using less waste water than standard systems. It features a Purtrex sediment filter, BRS VOC carbon block, dual Dow Filmtec membranes, and DI resin, with pre-installed NSF certified filters and Mur-lok push-connect fittings.
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Water PurificationBulk Reef Supply
The BRS 4 Stage Value 75 GPD RO/DI System produces 0 TDS aquarium water through a sediment filter, carbon block, 75 GPD Dow Filmtec membrane, and DI resin in a compact, portable single-bracket unit.
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Water PurificationBulk Reef Supply
The BRS 4 Stage Value Plus 100GPD RO/DI System is a four-stage reverse osmosis and deionization unit that produces up to 100 gallons per day of 0 TDS purified water for reef and freshwater aquariums. The Plus version adds a dual inline TDS meter, glycerin-filled pressure gauge, and membrane flush kit to the Purtrex sediment filter, BRS VOC carbon block, Dow Filmtec membrane, and color-changing DI resin stages.
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Water PurificationBulk Reef Supply
The BRS 4 Stage Value Plus 150GPD Water Saver RO/DI System is a four-stage reverse osmosis and deionization unit that produces up to 150 gallons per day of 0 TDS purified water for reef and freshwater aquariums. It includes a dual inline TDS meter, glycerin-filled pressure gauge, membrane flush kit, and pre-installed NSF certified filters with Mur-lok push-connect fittings.
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Water PurificationBulk Reef Supply
The BRS 4 Stage Value Plus 200GPD Water Saver RO/DI System is a four-stage reverse osmosis and deionization unit that produces up to 200 gallons per day of 0 TDS purified water while using less waste water than standard systems. The Plus version adds a dual inline TDS meter, glycerin-filled pressure gauge, and membrane flush kit to the Purtrex sediment filter, BRS VOC carbon block, dual Dow Filmtec membranes, and color-changing DI resin stages.
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Water PurificationBulk Reef Supply
The BRS 4 Stage Value Plus 75GPD RO/DI System is a 4-stage reverse osmosis/deionization water purification system producing up to 75 gallons per day of pure 0-TDS water for aquariums. Its four stages (sediment filter, carbon block, RO membrane, DI resin) remove rust, sand, dirt, chlorine/chloramines, and dissolved solids; sediment and carbon filters are replaced every 6-12 months, the RO membrane lasts about 3 years, and DI resin when TDS reads above zero.
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Water PurificationBulk Reef Supply
The BRS 4 Stage Value Plus RO/DI System produces 0 TDS water using a sediment filter, carbon block, dual 100 GPD Dow Filmtec RO membranes, and color-changing DI resin, bundled with a dual TDS meter, pressure gauge, and flush kit.
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Water PurificationBulk Reef Supply
The BRS 4 Stage Value RO/DI System is a four-stage reverse osmosis and deionization unit that produces 0 TDS purified water for reef and freshwater aquariums, available in 75 to 200 GPD configurations. It features a Purtrex sediment filter, BRS VOC carbon block, Dow Filmtec membrane, and color-changing DI resin with Mur-lok push-connect fittings for quick installation.
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Water PurificationAqua Ultraviolet
The Aqua Ultraviolet 40 Watt Classic UV Sterilizer (Black Body) uses UV-C to clarify and sterilize aquarium water without altering chemistry, rated for freshwater sterilization up to 2,000 gallons, made in the USA with quick-release unions.
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Water PurificationAqua Ultraviolet
The Aqua Ultraviolet 40 Watt Classic UV Sterilizer (Black) with 3/4-inch barbs treats up to 325 gallons saltwater (up to 6000 gallons freshwater clarification), eradicating algae, bacteria, and protozoa with germicidal UV-C at 967-2900 GPH without chemicals.
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Water PurificationAqua Ultraviolet
A 40-watt ultraviolet water sterilizer from Aqua Ultraviolet's Classic series with a white body and 3/4-inch inlet/outlet; UV light disrupts the DNA of free-floating algae, bacteria, and protozoa to clarify aquarium or pond water without chemicals.
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Water PurificationLifegard Aquatics
Lifegard Aquatics Pro-MAX 40-watt High Output UV Sterilizer uses ultraviolet light to combat bacteria, water-borne pathogens, and free-floating algae in freshwater or saltwater aquariums up to 250 gallons. Its patent-pending flow-through design with angled inlet/outlet ports allows multiple plumbing configurations without extra plumbing, and it runs up to 2500 GPH with 3-inch slip connections.
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Water PurificationBulk Reef Supply
The BRS 5 Stage 75 GPD Drinking Water RO System produces up to 75 gallons per day of purified drinking water through sediment, dual carbon block, Dow Filmtec RO membrane, and inline carbon stages. It includes a 3.2-gallon pressurized storage tank, brushed nickel air-gap faucet, and all fittings and tubing, and can later be upgraded with a deionization canister to make RO/DI water for saltwater aquariums.
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