GrowoniX Premium KDF85 / Catalytic Carbon Filter 2.5 x 9.75 in Tents + Greenhouse The difference is in the

The difference is in the carbon

Stone wool is inert

and the 67 g covers a full pound

A grower then flushes the line automatically instead of walking the field to open ends by hand

6 GPM Valve Lever-activated shut-off Inlet 3/4" garden hose thread (GHT) Weight ~0

GrowoniX Premium KDF85 / Catalytic Carbon Filter 2.5 x 9.75 in Tents + Greenhouse The difference is in theGrowoniX KDF85 Catalytic Carbon Filter for Chlorine and Chloramine The GrowoniX KDF85 catalytic carbon filter is a 2. 5 x 9. 75 in replacement cartridge that packs two media into one housing. KDF85 uses high purity copper zinc granules and a redox reaction to strip chlorine, dissolved metals, scale, and hydrogen sulfide, the source of rotten egg odor. Its bacteriostatic action holds back microorganism growth inside the cartridge. The highly reactive