The Baker Hydro/Waterco Newport T-Series 1-1/2" Clamp Style Multiport Valve is a replacement valve assembly for compatible pool filter systems. Multiport valves direct water through the filter’s different operating modes, such as filter, backwash, rinse, waste, recirculate, and closed, depending on the equipment configuration.Use this part when replacing a worn, damaged, missing, or failed original component in a compatible system. Always compare the existing part, equipment model, dimensions, electrical ratings, and part number before ordering to confirm correct fit and application. Replacement multiport valve for compatible Newport T-Series filters 1-1/2" clamp style configuration Controls filter operating modes in supported systems Useful when replacing worn, leaking, or damaged valves Verify part number 2280445 before purchase