Hayward 72 SF DE Filter Pro-Grid Permaglass Xl DE7220

Pro-Grid vertical grid D.E. filters provide superior water clarity, efficient flow and large cleaning capacity for pools and spas of all types and sizes. Constructed with high-strength reinforced thermoplastic, Pro-Grid combines high-technology features and "service-ease" design for an unparalleled filtration value for both new pool and aftermarket installations. In addition, Pro-Grid delivers low maintenance and dependable operation.

Features

• Reinforced thermoplastic filter tanks constructed from durable glass reinforced copolymer to meet the demands of the toughest applications and environmental conditions, including in-floor cleaning systems
• Self-Aligned tank top and bottom make access to servicing the grid elements fast and simple
• Heavy-duty, tamper-proof one-piece flange clamp securely fastens tank top and bottom, allowing for quick access to all internal components without disturbing piping or connections
• High impact grid elements designed for up-flow filtration and top-down backwashing for maximum efficiency
• Integral lift handles and uniform low-profile base make removal of grid nest fast and simple
• Inlet diffuser elbow distributes flow of unfiltered water evenly to all filter elements and provides even distribution of D.E. to grids
• 72 ft filter made of reinforced thermoplastic allows for both commercial and large residential applications and years of non-corrosive, trouble-free performance
• New High capacity, rapid release manual air relief valve bleeds air with a quick quarter turn of the lever