Product Description 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 Model Effective Filtration Area D.E. Required Dimen. Width Dimen. Height DE2420 24 ft.2 3 lbs. 24" 32 1/2" DE3620 36 ft.2 4 1/2" lbs. 24" 34 1/2" DE4820 48 ft.2 6 lbs. 24" 40 1/2" DE6020 60 ft.2 7 1/2" lbs. 24" 46 1/2" DE7220 72 ft.2 9 lbs. 24" 52 1/2" W3DE3620 36 ft.2 4 1/2" lbs. 24" 34 1/2" W3DE4820 48 ft.2 6 lbs. 24" 40 1/2" W3DE6020 60 ft.2 7 1/2" lbs. 24" 46 1/2" Model Public Design Flow Rate Turnover 8 Hrs (Gal) Turnover 10 Hrs (Gal) Residential Design Flow Rate Turnover 8 Hrs (Gal) Turnover 10 Hrs (Gal) DE2420 48 GPM 23,040 28,800 60 GPM 28,800 36,000 DE3620 72 GPM 34,560 43,200 90 GPM 43,200 54,000 DE4820 96 GPM 46,080 57,600 120 GPM 57,600 72,000 DE6020 120 GPM 57,600 72,000 150 GPM 72,000 90,000 DE7220 144 GPM 69,120 86,400 150 GPM 72,000 90,000 W3DE3620 72 GPM 34,560 43,200 90 GPM 43,200 54,000 W3DE4820 96 GPM 46,080 57,600 120 GPM 57,600 72,000 W3DE6020 120 GPM 57,600 72,000 150 GPM 72,000 90,000 From the Manufacturer Hayward ProGrid uses superior filter performance to achieve remarkable water clarity, efficient flow and large cleaning capacity for pools of all types and sizes. ProGrid filter tanks are constructed of a durable glass-reinforced copolymer, for the ultimate in strength, durability and long life. Featuring “service ease” assembly, ProGrid delivers low maintenance and dependable operation. ProGrid filters are also available with an optional control valve.