Our unique, patented process creates a one-piece, fiberglass reinforced tank with superior strength and durability. TagelusŪ filters are equipped with a six-position, clamp style, top-mounted multiport valve. Special lateral design provides superior flow characteristics long filter cycles for economical operation Maximum Operating Pressure 50 psi Combination water and sand drain makes servicing and winterizing fast and easy 40, 50, and 60D models standard with plastic clamp TAGELUS TOP MOUNT FILTER TA-40D Regular price: $476.53 Sale price: $339.99 TAGELUS TOP MOUNT FILTER TA-50D Regular price: $512.23 Sale price: $371.99 TAGELUS TOP MOUNT FILTER TA-60D Regular price: $710.40 Sale price: $398.99 TAGELUS TOP MOUNT FILTER TA-100D Regular price: $882.11 Sale price: $598.99