Hayward Perflex Above Ground DE Pool Filter. Perflex DE filters are performance matched with the Hayward Matrix pump series for an outstanding above ground complete filter system. Designed to operate with less resistance than conventional units, these advanced systems produce more filtered water with less pump horsepower. Systems include: Perflex DE filter, Hayward Matrix Pump, ABS modular platform base, union pump to filter connection, and 1.5 hose package.Systems use DE (Diatomaceous Earth) filter powder- the most efficient dirt remover known for swimming pools. All items are brand new. These rates apply to the lower 48 states only. The item "Hayward Perflex Above Ground DE Pool Filter" is in sale since Tuesday, January 19, 2016. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Filters". The seller is "poolsuppliessuperstore" and is located in Kenosha, Wisconsin. This item can be shipped to United States.