SP0714T Top-Mount Multi Port Valve Compatible with Hayward VariFlo,Replacement for Hayward Above-Ground Pro or VL 210 Series Sand Filter?1-1/2 Seven Position Control Valve, 1.1/2" FM ports, clamp style design ADVANTAGE 1.The SP0714T multi-port water valve can be realized provide greater water flow at lower pressure 2. VariFlo control valves, with easy to use lever-action handle, allows you to quickly dial any of the filter functions for maximum efficiency 3.This seven position control valve is compatible with any above-ground Pro- or VL Series Sand Filter 4.The integral sight glass lets you see when the water is clean and the backwash cycle is complete We Provide Lifelong Warranty Service for The Multi Port Valve You Buy in Our Store. We Adhere to The Principle of "Customer Is God" and Wholeheartedly Provide Customers With The Best Quality Service. We Pay Special Attention to The Satisfaction of The Buyer. As Long As You Need to Contact Us at Any Time, We Will Answer All Your Questions at The First Time