2 Piece 2 inch Rubber Expansion Winterizing Plug for Swimming Pool and Spa Pipework Overview A pair of 2 inch rubber expansion plugs designed to seal pool and spa pipework during winterizing and maintenance. The plugs create a secure, reusable seal that simplifies closing off open pipe ports and isolating plumbing sections. Key benefits Prevents ingress to open pipework during winterizing and maintenance by providing a reliable temporary seal. Expansion rubber design produces a snug fit for standard 2 inch openings without complex tools. Durable rubber construction resists compression set and repeated use. Two plugs included for sealing multiple lines or spare coverage. Compact and lightweight for easy storage and reuse season after season. Important attributes Quantity: 2 pieces. Size: nominal 2 inch fit for standard 2 inch pool and spa plumbing openings. Material: flexible rubber expansion plug designed to form a tight seal when installed. Function: winterizing plug for blocking pipework and fittings; suitable for temporary isolation during maintenance. Compatibility: fits standard 2 inch pool and spa plumbing and winterizing fittings. How it solves common problems These expansion plugs let you quickly close off lines, skimmer fittings, and other pipe openings so you can drain and protect plumbing during winter or repairs. By providing a reliable temporary seal, they reduce the need for improvised plugs and speed up routine winterizing tasks. Practical use scenarios Winterizing a backyard pool: seal lines and other open ports before draining to prevent water entry and simplify storage. Spa maintenance: isolate sections of piping while replacing valves or performing routine service. Short term isolation for repairs: block an open line during patching, pressure checks, or component replacement. Installation and care Insert the plug into the 2 inch opening and adjust until the rubber expansion creates a secure seal. Removal is simple and the plugs can be cleaned and stored for reuse. Inspect before each season for wear and when . A practical, reusable solution for sealing standard 2 inch pool and spa pipework during winterizing and maintenance.