Hydroponics

Hydro-Logic PreEvolution Chlorashield Ensure your Evolution RO1000 runs more efficiently. Helps protect the RO membranes and extends their life. Less filter changes and maintenance - every 7,500 gallons of purified water. Cleanable sediment filter is...

Compact garden hose filter. Eco-friendly green coconut carbon and KDF55 medias. Includes "filter saver" brass hose bib connector. Customized flow restrictor allows ideal contact time with filtration media to maximize reduction of chlorine, tastes and...

Ensures your Evolution RO1000 runs more efficiently. Less filter changes and maintenance every 7,500 gallons of product water. Cleanable sediment filter is reusable. Combination of KDF85 and KDF55 with earth-friendly catalytic carbon filter reduces...

Hydro-Logic Small Boy StealthRO 100 Conversion Kit

Hydrologic's instant dechlorinator and sediment filter with upgraded KDF85/Catalytic Carbon filter. Stand alone. 6,000 gallon filter life.

Green Coconut Carbon Filters are the carbon block pre-filter that will reduce chlorine, organic chemicals, VOCs, mercury, lead, PBCs, sulfur and heavy metals.

OBSOLETE

Poly Spun Sediment Filters are a pre-filter that will reduce silt, rust, dirt, sand and sediment.

OBSOLETE

General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to...

General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.

Choose a pump that was built to go below the waterline! Active Aqua's entire collection of pumps complete any grow setup. You can't beat the submersible line, as it is built for hydroponic systems. All of Active Aqua's submersible pumps include multiple...