Hydro-Logic PreEvolution High Capacity Pre-Filter HGC744356 Ideal for running several Waterfarms

Ideal for running several Waterfarms or multiple air stones at once

some growers require find supplementation helpful in demanding conditions

450 gallons per hour

Optional condensate pump and ducting kits provide the ultimate flexibility for the most challenging space restrictions and specialized applications

has a 12" fan blade diameter

Hydro-Logic PreEvolution High Capacity Pre-Filter HGC744356 Ideal for running several WaterfarmsHydro Logic Chlorashield membranes remove 100% of chloramine and are great for city water. Rated at 1 GPM down to 1 micron. They are made in the USA and have a low pressure drop combined with exceptionally high dirt holding capacity. HGC728772 is for Evolution RO systems (20 in x 2. 5 in) and should be replaced after 2,500 gallons. HGC741668 is for TallBoy systems (20 in x 2. 75 in) and should be replaced after 6,000 gallons. HGC741640 is for