HydroLogic Evolution-ROS ChloraShield KDF/Catalytic Carbon Pre-Filter Horticulture Lighting Group Large refrigeration capacity (recommended volume:

Large refrigeration capacity (recommended volume: 90 - 172 gal)

and UL 8800/UL 1598/CSA certifications

Strong nylon strap with adjustable length

although actual cost is almost always significantly lower

Bluelab pH probe KCI Storage Solution is manufactured to high laboratory standards

HydroLogic Evolution-ROS ChloraShield KDF/Catalytic Carbon Pre-Filter Horticulture Lighting Group Large refrigeration capacity (recommended volume:KDF Catalytic Carbon Pre Filter reduces iron, sulfur, chlorine, chloramines and heavy metals. The pre filters double the filter life. Great for city or well water! Bacteriostatic qualities do not allow microbes to breed in filter. #728772 is 17 in x 2. 5 in. 2 needed for Evolution RO1000 system.