Description Our Pools accessories include threaded return pipe winterizing plug, designed specifically for winterizing your Pools. This plug is essential for preventing water from entering the return lines during the off-season, thereby protecting your Pools from freeze damage. Simply screw the plug into the return fitting to create a watertight seal, ensuring your Pools remains in top condition throughout the winter months. Features -Color:White -Material:Plastic -Size:5.50X5.50X3.50cm/2.16X2.16X1.38in -Thread Size: Approx.4.8cm/1.9in -Inner Diameter: 3.81cm/1.5in -Material: made from sturdy plastic material, ensuring excellent antifreeze performance and durability. -Easy installation: simple to install, just insert the antifreeze plug into the pool return pipe for quick setup -Antifreeze drainage: effectively prevents the pool return pipe from freezing during cold seasons, avoiding potential damage -Versatile design: suitable not only for pools but also for other water tanks and pipes, offering wide application -Reusable: designed for repeated use, it is durable and suitable for outdoor conditions without easily getting damagedPackage list: 1 x Threaded Winter Pools Plug