Set di 3 tappi terminali rimovibili per skimmer/tubi di ritorno per piscine, con viti in acciaio inox, per piscine interrate, misure: 25/38/51 mm

Practical Functions: This above-ground pool skimmer drain plug prevents water from flowing back into the pipes, thus avoiding freezing damage. The drain plug helps prevent pipe bursts, protecting the pool piping system. Additionally, these winter drain plugs can be used for pressure testing and leak detection. [Reliable Materials] These skimmer drain plugs are made of stainless steel bolts and durable rubber, rust-proof, crack-resistant, and long-lasting. These robust drain plugs are corrosion-resistant and can withstand various weather conditions, ensuring a long service life. [Easy to Use] First, check the size of the drain plug. After drying the pipes, simply screw the drain plug fully into the return and drain ports. To remove the drain plug, simply loosen the screw to release pressure and then easily pull it out. The whole process is quick and easy. [Versatile Uses] Our pool drain plugs prevent water from flowing back into the pipes in winter, protecting the pool from damage. They act as effective shut-off valves for skimmers, return pipes, and pool cleaner lines. They are suitable not only for indoor and above-ground pools but also for other uses such as small indoor pools, sinks, or washbasins. [Package Contents] You will receive 3 sets of rubber pool plugs in sizes 25mm, 38mm, and 51mm. The different sizes make them suitable for various pipe diameters and meet different needs.