Pool Winterizing Plug, 1.3" to 1.5" Swimming Pool Winter Expansion Plugs, Pool Skimmer Plug (2 pcs)

Important: Before purchasing a Pool Winterizing plug, please measure the diameter of your pipe opening to prevent buying the wrong size. Pool Winterizing plug can prevent water from entering the pipes in winter, causing corrosion in the pipes and protecting the pool pipes. Rubber cold-proof expansion plugs can test the pressure of swimming pools and can be used as pipe plugs, return pipes, leak pluggers, and cleaning lines. Rubber cold expansion plug is made of heavy rubber, stainless steel screws, stainless steel bolts, waterproof and corrosion-resistant. You only need to screw the pool Winterizing plug into all the return and drain outlets, no tools are required, easy to operate and use, and will not take you much time. If you have any questions about our pool Winterizing plug, please contact us by email and we will get back to you within 24 hours.