[Functional Design]Seven modes can be switched through a simple lever handle, including filtration, backwash, wastewater, rewash, shutdown, winter protection and circulation. It is equipped with a sight glass to monitor the backwash status to optimize control and efficiency. [Convenient Installation]Comes with a complete multi-port valve and standard 1.5-inch pipe connection for quick installation without professional tools. The pressure gauge and O-ring seal design a stable fit and no leakage. [Exact Match]Specially designed for SP0714T VariFlo XL, perfectly compatible with 1.5-inch pipe diameter Pro or VL sand filters from S140T, S144T to S270T, VL210 to GM600 series, ensuring seamless connection and superior performance. [Strong replacement compatibility] Replaceable module models, such as SP0704, SP704, SP714A, SP714B, etc., provide a wide range of compatibility options to help you easily maintain and replace damaged multi-ports. [ Material and Quality Service]Made of high-strength plastic, it promises no leakage and long-lasting operation., Weight: 5.8312268299 Pounds, Manufacturer: Prterver