General description The 2 Pack Free Rotation Pool Vacuum Vac Lock Safety Wall Fitting GW9530 is a safety mechanism designed to securely hold the pool cleaner hose in place. It features a spring-loaded cover that automatically closes the suction fitting when not in use, ensuring safety and efficiency for your pool cleaning needs. Technical specifications Color: White Material: Plastic Measurement allowed error: +/- 1-3 cm Installation Add silicone sealant to the 1 1/2 inch male threads and turn by hand into the 1 1/2 inch threaded wall fitting already installed in the pool. Thread into the wall fitting as far as possible with the "arrow" pointing up. Anchor screws securely. Use a screwdriver to open the flap, then insert the pool vacuum/cleaner hose. Ensure the cover flap is securely latched when not in use. Never use a pool/spa with an uncovered suction outlet or suction port. Usage This fitting is compatible with all suction pool cleaners, including models such as Pool, Navigator,