DE Filters are by far the best filters available capturing debris down to 1-3 microns in size. Compare that to a cartridge filter at 15 microns and a sand filter at 50 microns and you'll understand why these filters give unmatched performance.
ProGrid vertical grid D.E. filters provide superior water clarity, efficient flow and large cleaning capacity for pools and spas of all types and sizes. ProGrid combines high-tech features and a "service-ease" design for unparalleled filtration.
Filter tanks are made from the most durable materials to meet the demands of the toughest applications and environmental conditions
High capacity, rapid release manual air relief valve bleeds air with a quick quarter turn of the lever
Heavy-duty, tamper-proof, one piece flange clamp securely fastens tank top and bottom and allows quick access to all internal components
Price is for the filter only. Mulit-port Valve including manifold is additional.