Combined D.E./Cartridge Filter from Pentair

Pentair (Sanford, NC) offers the Quad D.E. Cartridge-Style Filter, a system that combines the convenience and ease of cartridge filters with the water-cleaning power of diatomaceous earth filter media. The housing includes four easily-accessible and removable D.E. cartridges that maximize filter surface area for greater dirt capacity and longer service intervals. For details, click here.