Set of 4 rubber plugs for in-ground swimming pools, 25/32/38/51 mm, to prevent frost damage to pool drain pipes

Pool Plugs: You can get 4 black pool plugs in 4 sizes, including 25mm, 32mm, 38mm, and 51mm, thoughtfully combined to meet your daily use and replacement needs, providing winter protection for your pool. Durable Material: The pool skimmer extension plug is mainly made of rubber and stainless steel, corrosion and weather resistant, difficult to break and deform, and can easily withstand various weather conditions. The conical shape provides a good seal. Practical Function: These pool plugs for above-ground pools can prevent water flow from entering the tubes, preventing the water flow from freezing and the tubes from breaking in winter; simply screw the pool plugs into the back of the water to prevent your pool from sinking and causing serious damage. Multiple Uses: The pool skimmer plug can be used as a tube plug, which can back up and prevent water flow from entering the tubes. Furthermore, this skimmer plug can also be used to test pool pressure, detect leaks, and prevent pool flow during equipment maintenance. Applicable in many locations: The winter pool plug is ideal for in-ground pools, above-ground pools, outdoor pools, kitchen and bathroom sinks, and small indoor pools. A variety of sizes are available to meet your different needs for various locations. Pool plugs: You can get 4 black pool plugs in 4 sizes, including 25mm, 32mm, 38mm, and 51mm. These plugs are thoughtfully combined to meet your daily use and replacement needs, providing winter protection for your pool. Durable material: The pool skimmer extension plug is primarily made of rubber and stainless steel, which is corrosion and weather resistant, difficult to break or deform, and can easily withstand various weather conditions. The conical shape provides a good seal. Practical function: These pool plugs for above-ground pools prevent water from entering the tubes, preventing the water flow from freezing and the tubes from breaking in winter. Simply screw the pool plugs into the back of the pool to prevent your pool from sinking and causing serious damage. Specifications: Materials: Rubber and stainless steel. Color: Black. Dimensions: 25 mm, 32 mm, 38 mm, 51 mm. Package includes: 4 winter extension plugs for pools. Notes: Please allow slight variations in size due to manual measurement. Color may vary slightly due to different monitor displays.