2PCS Pool Winterizing Plug Rubber Stainless Steel Pool Winter Expansion Plugs for Swimming Pool Pipework Winter Fittings

Rubber and Stainless Steel Material: The pool winter expansion plug is made of premium rubber and stainless steel, ensuring maximum expansion and tight sling for optimal performance and a secure fit. Versatility: This plug serves as an effective pipe plug, blocking oil skimmers, return lines, and clning pipes, preventing water from entering the pipes during winter. Multifunctional: The expansion plug can also be used for pressure testing pool pipelines or other lkage detection methods, as well as preventing water from flowing out of the pool during equipment maintenance. Item Type: Pool Winterizing Plug Material: Rubber, stainless steel Purpose: Used as a pipe plug to stop skimmers, return lines and clner lines to prevent water from entering the pipes in winter. Expansion plugs also have other uses, such as pressure testing pool lines or other lkage detection methods, or stopping water from running out of the pool when performing equipment maintenance.