Hydro-Logic® Big Boy with KDF85 Catalytic Carbon Filter Size:Hydro-Logic Big Boy w/ KDF85 Catalytic Carbon Filter Pro-Tekt® helps increase stem strength

Pro-Tekt® helps increase stem strength and leaf positioning

Battery backup feature saves settings if power goes out

One button allows you to change between three different operating modes

Then choose a 3 in Gro-Block

Hydro-Logic® Big Boy with KDF85 Catalytic Carbon Filter Size:Hydro-Logic Big Boy w/ KDF85 Catalytic Carbon Filter Pro-Tekt® helps increase stem strengthOur Big Boy with the upgraded KDF 85 catalytic carbon filter has it already installed. Big Boy extra high capacity de chlorinator and sediment filter. High flow rate of 7 gallons per minute or 420 gallons per hour. Whole house filter or stand alone (with optional garden hose connection kit). It has a 50,000 gallon capacity. Removes 99% of chlorine and 95%+ of sediment, rust, silt, etc., and volatile organic compounds. Includes: 2 stage oversized