Pool Mate Commercial-Grade Rip-Shield Blue Winter Cover for Oval Above-Ground Swimming Pools, 21 ft. x 41 ft. Oval Pool

The Pool Mate Commercial-Grade Rip-Shield Blue Above-Ground Pool Cover protects your pool during harsh winter conditions. This commercial-quality polyethylene cover blocks out any dirt and debris throughout the winter. The Commercial-Grade Rip-Shield Blue Cover prevents algae growth by blocking UV rays from entering your pool. Pool owners who use a Pool Mate Commercial-Grade Rip-Shield Blue Pool Cover and close their pool with the proper winterizing chemicals will have a clean pool in the spring that will be easy to open. It is always recommended to open your pool by mid to late May. This cover features a 4-foot overlap making it easy to install. Grommets are placed every 4 feet and should be used with the included cable and winch. Pool owners with larger top rails should consider ordering a larger pool size cover. Ordering a larger size cover and putting the extra material inside the pool can help increase the pool cover ft.s longevity. The cover should be able to float comfortably on the water. Rip-Shield technology prevents small rips from expanding into larger holes. This commercial-quality lightweight cover has heat sealed seams and is built to last longer. The Pool Mate Commercial-Grade Rip-Shield Blue Above-Ground Pool Cover comes with a 20 year warranty.