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Reverse Osmosis Water

66 products
AquaticLife RO Buddie 3-Stage Reverse Osmosis System
Starting at $5.99
*Economical 3-Stage Reverse Osmosis unit priced right for aquarists*Filters tap water impurities that compromise aquarium water quality*Compact footprint allows easy installation for convenient aquarium use3-stage reverse osmosis (RO) unit boasts great hobby-friendly price PLUS compact footprint!…
Aquatic Life Twist-In 3 Stage Compact Reverse Osmosis System
Starting at $98.99
…inchesMinimum water pressure: 30 PSISuggested water pressure: 65 PSIMaximum water pressure: 80 PSIOptimal Water Temperature: 77°F (25°C) The Aquatic Life Twist-In 100 GPD 3-Stage Reverse Osmosis (RO) and 4-Stage Reverse Osmosis Deionization (RODI) filtration systems are very compact water
AquaticLife® 100 GPD 4-Stage Reverse Osmosis/Deionization System
Starting at $149.99
*Filters tap water to produce purified water suitable for aquarium use*100 GPD unit ensures a steady supply for large or multiple aquariums*Removes harmful substances such as heavy metal ions and total dissolved solids Reverse Osmosis is the process of removing contaminants from tap water using a…
AquaticLife Twist-In 4 Stage Compact Reverse Osmosis/Deionization System
Starting at $108.99
*100 gpd 4-stage reverse osmosis/deionization unit for aquarium use*Compact water purification unit removes more tap water pollutants*Distinct twist-in cartridge design makes filter changes simple & easySpace-saving 100-gpd 4-stage reverse osmosis (RO) and deionization (DI) unit takes a clever…
Kent R/O Right Water Conditioner
Starting at $7.99
…(KH) to reproduce artificial river water (most aquarium fish are river fish). Kent R/O Right Water Conditioner provides natural water chemistry for the conversion of reverse osmosis, distilled or de-ionized water for freshwater fish and plants. Kent R/O Right Water Conditioner provides a balanced…
Seachem Equilibrium RO Water Conditioner for Freshwater Planted Aquariums
Starting at $7.57
…suited for safe and effective re-mineralization of reverse osmosis and de-ionized water. A 300-gram bottle will treat 380 gallons.For soft water - 1/2 teaspoon per 10 gallons of water. Medium hardness - 2 teaspoons per 10 gallons. Hard water - 3 teaspoons per 10 gallons. To raise mineral…
IceCap RODI Smart Water Filtration System
Starting at $399.99
…for superior water quality.The IceCap RODI Smart Water Filtration System is equipped with a super quiet booster pump which allows the system to run at peak efficiency capable of providing a 3 to 1 waste to product water ratio making it a very Eco-Friendly reverse osmosis unit.IceCap RODI Smart Water
Brightwell Aquatics BlackWater Water Conditioner
Starting at $9.85
…and copper. Materials failing to pass this test are refused and returned to the vendor. All water used in Brightwell Aquatics liquid products is filtered through a multi-stage, high-removal rate reverse osmosis and/or deionization purification system, so that the contents of each bottle are as close…
Coralife Pure-Flo II RO Float Valve
Starting at $10.99
*Accessory for aquarium reverse osmosis (RO) product water reservoirs*Simple way to control desired level of pure RO water production*Aquarium RO float valve handles full city water pressure up to 90 psiEnsure desired level of Reverse Osmosis (RO) water production for aquarium use. Coralife Pure-Flo…
Kent Marine Hi-S Deionization Cartridge
Starting at $39.99
reverse osmosis deionization unitsReplace exhausted DI cartridges to ensure highest quality water for aquarium use. Kent Marine Hi-S Deionization Cartridge delivers dual-stage deionization with high silicate removal for exceptionally pure product water. Fits standard, full-size reverse osmosis
Starting at $5.19
Water conditioner restores and maintains general hardness * Replace minerals important to the health of aquarium fish * Make purified reverse osmosis water safe for aquarium use Convenient liquid water conditioner simplifies mineralization of pure reverse osmosis water. Reverse
Kent Marine TFC RO Membrane
Starting at $39.99
…TFC membrane for aquarium reverse osmosis units*Thin Film Composite membrane provide excellent for TDS removal*Compatible with standard, full-size aquarium reverse osmosis unitsEnsure reliable production of quality RO water for aquarium use with fresh reverse osmosis membranes. Kent Marine TFC…
Kent Marine Hi-S RO Membrane
Starting at $84.99
*Replacement membrane for aquarium reverse osmosis units*High silicate removal membrane removes up to 99.5% of silicate*Use with standard, full-size aquarium reverse osmosis unitsReplace exhausted reverse osmosis membranes to ensure reliable production of high quality RO water for aquarium use. Kent…
Red Sea Coral Pro Salt
Starting at $27.99
…been formulated specifically for use with reverse osmosis or soft tap water and contains the elevated levels of calcium and buffer capacity necessary for vibrant coral growth. For best results, test the water's chemical parameters regularly and perform water changes as required.Instructions:Never…
Two Little Fishies AccuraSea Seawater Reference Calibration Solution
Starting at $11.04
…surfaces. Now place a few drops of the water to be tested on the prism slide and read the density of the water sample. Clean and dry the prism slide surfaces again before storing the refractometer.For Swing Arm Hydrometer CalibrationUse reverse osmosis water to rinse off any salts in the hydrometer.…