COOLPEEN Swimming Pool Rubber Winterizing Plugs 1_5 to 2 Heavy Duty Rubber Plugs with SS Screw Stainless Steel Bolts Rubber Winterizing Expansion Plugs for Swimming Pools and Spas 2 Pack

Swimming Pool Plugs Winterizing Plug Stainless Steel Pool Bolt, Winter Plug for Pool Inlet Nozzles, No. 9 Rubber Plug for Swimming Features: Made of stainless steel and rubber to prevent rust, and rubber materials provide a more secure fit. In winter, the swimming pool pipeline is drained with the antifreeze plug to prevent water from entering the pipeline and causing frost damage. The anti-freeze plugs for the swimming pool in winter can protect your swimming pool from damage in the cold winter. Winter plug inlet nozzle can be used as a plug for oil plugs, oil return pipes and detergent pipes to prevent water ingress and corrosion in the pipes in winter. Specifications: Material: stainless steel, rubber Size: 51 mm / 2.01 inches Weight: about 200 g Package Includes: 2 pcs winterizing plugs for pool