Featuring extra strong woven material, the Polarshield Deluxe 21' x 41' Oval Above Ground Pool Winter Cover will protect your pool from the harsh elements.

21x41 winter pool cover - Blue with Black underside
Suitable for an oval above ground pool
Includes winter cover, cable and winch
Heavy duty durable woven polyethylene cover
Reduces chemical costs and maintenance time
Black underside of cover inhibits algae growth
Our lightest winter cover
10 year warranty, 2 year 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
8x8 weave count

Polarshield - Deluxe 21' x 41' Oval Winter Pool Cover, 10 Year Warranty, Blue