Hydro-Logic Tall Boy KDF85-Catalytic Carbon Upgrade Filter Power Boxes & Controllers Potassium and secondary minerals necessary

Potassium and secondary minerals necessary for the types of plants we grow to THRIVE during the all-important vegetative phase

1 round tray with plastic dome lid for speedy germination

high alkalinity and more importantly nutrient deficiencies in the plant

Galvanized steel optic housing with durable powder coated finish

Hydro-Logic Tall Boy KDF85-Catalytic Carbon Upgrade Filter Power Boxes & Controllers Potassium and secondary minerals necessaryKDF Catalytic Carbon Filters reduces Iron, sulfur, chlorine, chloramines and heavy metals. Great for city or well water! Bacteriostatic qualities do not allow microbes to breed in filter. Doubles standard green carbon filter. #741622 is 10 x 2. 5 inches. #741624 is 20 x 2. 5 inches. #741626 is 20 x 4. 5 inches.