The Polarshield Pro Strength 21' x 41' Oval Above Ground Winter Pool Cover will protect your pool with its extra strong 10x10 scrim and 15-Yr Warranty.

21' x 41' oval winter pool cover - Silver with Black underside
Suitable for an oval above ground pool
Includes winter cover, cable and winch
Platinum durability & strength upgrade: heavier polyethylene scrim and coating
Reduces chemical costs and maintenance time
Black underside of cover inhibits algae growth
Protects pool against wind, snow, ice & sun
15 year warranty, 3 years full
Keeps pool cleaner by keeping silt, debris, dirt, leaves, branches from falling into pool
4' overlap on above ground size provides for flexibility during installation
Metal Double grommets every 3 feet
10x10 weave count

Polarshield - Pro 21' x 41' Oval Winter Pool Cover, 15 Year Warranty, Silver