Water Purification

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Water purifiers are a must for any hydroponics garden.

Protect your plants from mineral build-up which leads to poor root health.

The cleaner the water, the longer your hydroponics system will last too.

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Sort by manufacturer: Advanced Nutrients, Hydro-Logic, Hydrofarm

Active Aqua 100 GPD RO Membrane

A true thin film composite (TFC) reverse osmosis membrane, made from high quality TFC sheets - tested and proven to be the best material available for membrane applications.
$44.95

Active Aqua 100 Reverse Osmosis System

This three-stage reverse osmosis unit can clean up to 4.2 gallons per hour / 100 gallons per day.
$149.95

Active Aqua AARO410 De-Chlorination System

The Active Aqua 410 De-chlorination system is capable of removing up to 99% of chlorine and 97% of sediment from your water supply. Use this unit when you have city water.
$63.95

Big Boy Cleanable Sediment Filter

If you have serious amounts of unwanted muck in your water, you need the Hydro-Logic Big Boy cleanable sediment filter.
$45.95

Big Boy Green Carbon Filter

This 10 micron carbon filter replacement is the same unit that ships with the Big Boy De-Chlorinator & Sediment Filter System.
$65.95

Big Boy KDF85 Carbon Filter

A KDF85 Carbon Filter greatly increases the ability of the Hydro-Logic Big Boy to filter chlorine, chloramines, iron, hydrogen sulfide and heavy metals from your water.
$107.95

Big Boy Water Filter System

The Hydro-Logic Big Boy de-chlorinator and sediment filter system offers big-time water purification!
$374.95

Evolution KDF85 Carbon Pre-filter

The replacement Evolution KDF85 Carbon Pre-Filter can filter up to 2,000 gallons of water before requiring replacement.
$42.50

Evolution Pressure Booster Pump

Use this HydroLogic pressure booster pump to increase the water flow and efficiency of your Evolution RO1000 reverse osmosis system.
$359.95

Evolution RO Membrane Element

The Evolution Membrane Element replacement filter fits the tankless Evolution RO1000 reverse osmosis system.
$147.95

Evolution RO Membrane Elements - set of 2

The Evolution Membrane Element replacement filter fits the tankless Evolution RO1000 reverse osmosis system.
$280.95

Evolution RO1000 system

The tankless Hydro-Logic Evolution RO1000 provides 1000 gallons per day flow rate at 60 PSI. That equates to 42 gallons per hour!
$634.95

Evolution Waste Reducer Elbow

This Waste Reducer Elbow replaces the standard green Evolution RO1000 drain elbow to save 50% of the drain water.
$16.50

Flawless Finish

​As you’re aware,your plants grow by absorbing compounds from nutrients, water, and the atmosphere. It’s important for you to realize that Flawless Finish is the only formula made for your plants. That’s crucial because different species of plants respond in different ways to pre-harvest flushing, and because the testing and design of hydroponics flushing products has a direct bearing on whether those products work for you or not
$17.95 - $57.95

GoGreen Garden Hose Water Filter

​The GoGreen Garden Hose Water Filter is the most cost-effective way to remove chemicals, chlorine, sediments, and metallics particles from your water.
$44.95

Hydro-Logic Blue Tubing 1/4-inch x 50-foot

Are the water lines wearing out on your Hydro-Logic reverse osmosis or water filtration system?
$9.95

Hydro-Logic Blue Tubing 3/8-inch x 50-foot

Are the water lines wearing out on your Hydro-Logic reverse osmosis or water filtration system?
$14.50

Hydro-Logic Float Valve with 3/8-inch Quick Connect

The Hydro-Logic Float Valve prevents water from overfilling your reservoir and creating a soggy mess.
$15.95

Hydro-Logic Pressure Gauge with Garden Hose Connector

The Hydro-Logic water pressure gauge has a female garden hose connector for easy attachment.
$19.95

Hydro-Logic Stealth & Small Boy Float Valve

​Use Hydro-logic Stealth & Small Boy Float Valve on any 1/4" setup. This handy product will ensure you never overflow you tanks or reservoirs again!
$15.99

Hydro-Logic Tall Boy Water Filter System

Hydro-Logic's Tall Boy De-chlorinator and Sediment Filter system removes up to 99% of chlorine and 90% of sediment, including rust and silt, etc.
$154.95

Hydro-Logic White Tubing 1/2-inch x 25-foot

Are the water lines wearing out on your Hydro-Logic reverse osmosis or water filtration system?
$12.75

Hydrologic Flowmaster 3/8 Monitor

The Hydrologic Flowmaster keeps track of how much water your reverse osmosis system has filtered so you know when it is time to change the filters.
$44.95

Merlin Dual In-line TDS Monitor

The Dual In-Line TDS Monitor is an efficient and accurate tool for measuring the TDS level of the water going into and coming out of the Merlin Garden Pro reverse osmosis system.
$70.95

Merlin RO Carbon Pre-filter

If you live in town and have city water, this is the pre-filter you need to use in your Merlin Garden Pro reverse osmosis system.
$27.95

Merlin RO Membrane Element

Merlin Membrane Elements are the core of the Merlin Garden Pro reverse osmosis process.
$127.95

Merlin RO Membrane Element - set of 2

Merlin Membrane Elements are the core of the Merlin Garden Pro reverse osmosis process.
$249.95

Merlin RO Sediment Pre-filter

If you've got well water, you'll want to incorporate the Merlin Sediment Pre-filter into your Merlin Garden Pro reverse osmosis system.
$20.95

PreEvolution KDF85 Carbon replacement filter

The replacement Hydro-Logic KDF85 Catalytic Carbon Filter for the Pre-Evolution Pre-Filter reduces chlorine and chloramines.
$72.25

PreEvolution Pre-Filter System

Use the Hydro-Logic Pre-Evolution Pre-Filter unit ahead of your Evolution RO1000 system for improved results.
$219.95

PreEvolution Sediment replacement filter

The Hydro-Logic PreEvolution Sediment Filter can be cleaned so it can be reused for a longer period of time.
$29.75

Quick Connect Tee - 1/4-inch

Use these 1/4-inch Hydro-Logic fittings to configure your reverse osmosis system water lines exactly as you need.
$4.75

Quick Connect Two-Way Splitter - 1/4-inch

Use these 1/4-inch Hydro-Logic fittings to configure your reverse osmosis system water lines exactly as you need.
$5.50

Quick Connect Union - 1/4-inch

Use these 1/4-inch Hydro-Logic fittings to configure your reverse osmosis system water lines exactly as you need.
$4.50

Small Boy Conversion Kit

This conversion kit allows you to upgrade your HydroLogic Small Boy de-chlorinator and sediment filter to a 100 gallon per day Reverse Osmosis unit (Stealth RO100).
$84.95

Small Boy De-Chlorinator with KDF85 filter

Incorporating a KDF85 catalytic carbon filter, the HydroLogic Small Boy De-Chlorinator is specifically designed to remove chloramines from city water.
$109.95

Small Boy Sediment Filter

The Hydro-Logic Small Boy Sediment Filter removes up to 90% of silt, rust, sand, and other particulate matter in your water supply.
$9.35

Small Boy Water Filter System

The HydroLogic Small Boy is specifically designed to remove chlorine from city water.
$89.95

Stealth / Small Boy Green Carbon Filter

Original equipment Green Carbon Filter replacement for the Hydro-Logic Stealth RO100 or RO200, and the Small Boy water filtration systems.
$13.95

Stealth / Small Boy KDF85 Carbon Filter

The Stealth KDF85 Carbon Filter is for reverse osmosis users who have city water which contains chloramines rather than standard chlorine.
$32.95

Stealth Pressure Booster Pump

The Stealth Pressure Booster Pump increases the water flow and efficiency of the Stealth RO100 and RO200 water filtration systems.
$169.95

Stealth RO Membrane Element - 100 GPD

Reverse Osmosis Membrane Element replacement for both the Hydro-Logic Stealth RO100 or Stealth RO200 reverse osmosis water filtration systems.
$69.95

Stealth RO Membrane Element - 200 GPD

​Reverse Osmosis Membrane Element 200 GPD replacement for both the Hydro-Logic Stealth RO100 or Stealth RO200 reverse osmosis water filtration systems
$84.95

Stealth RO Membrane Elements - 100 GPD - set of 2

Reverse Osmosis Membrane Element replacement for both the Hydro-Logic Stealth RO100 or Stealth RO200 reverse osmosis water filtration systems.
$139.90

Stealth RO Sediment Filter

Sediment Filter replacement for both the Hydro-Logic Stealth RO100 and Stealth RO200 reverse osmosis water filtration systems.
$12.35

Stealth RO100 Conversion Kit

Use this HydroLogic conversion kit to upgrade your Stealth RO100 to a Stealth RO200 reverse osmosis system.
$76.50

Tall Boy / Tall Blue KDF85 Carbon Filter

This Hydro-Logic replacement KDF85 Carbon Filter fits both the Tall Boy water filtering system and the Tall Blue pre-filtering systems.
$59.95

Tall Boy / Tall Blue Sediment Filter

This Hydro-Logic sediemnt filter fits both the Tall Boy water filtering system and the Tall Blue pre-filtering systems.
$11.95

Tall Boy / Tall Green Carbon Filter

The Hydro-Logic green carbon filter replacement is the same unit that ships with the Tall Boy and the Tall Blue systems.
$26.95

Tall Boy De-Chlorinator with KDF85 filter

If your water provider uses chloramines, this model Tall Boy also includes a KDF85 catalytic carbon filter that effectively remove chloramines. This filter also removes iron, hydrogen sulfide and heavy metals, making it a great choice for city-dwellers.
$189.95
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