General description You will receive 2 pieces of frost protection plugs for swimming pools. These plugs are designed to effectively block pipes and prevent water from entering during winterization, ensuring your swimming pool and spa remain protected from freezing conditions. Technical specifications Size: 38 mm (1.5 inches) Material: High-quality rubber Weight: Approx. 145 g (5.1 oz) Usage Used to block oil skimmers, water return, and cleaning pipes to prevent water from entering in winter. Can be used to test the pressure of swimming pool pipes. Stops the flow of water into the swimming pool during equipment maintenance. Other information Package List: 2 x Extension Sockets Note: Due to manual measurement, there may be a 1-2 inch deviation. Item color displayed in photos may vary slightly from the actual item.