Hayward ProGrid™ W3DE4820 48 SqFt DE 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.
Features:
- 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
