12-Year 12 x 20 ft Rectangle Pool Winter Cover

Pool cover features high density polyethylene triple laminated fabric which provides the ultimate in UV protection. Triple-laminated inner scrim stands up well to winter weather and has a black underside to prevent algae growth. Highly resistant to acids, alkalis, salt, mildew, chlorine and other pool chemicals and are tested to withstand temperatures up to -50 degrees fahrenheit! Durable and extra-strong water bag loops which are placed every 4 feet so that water tubes are held securely in place. Water tubes not included. Cover has heat sealed seams which prevent water seeping into your pool and are more resistant to tears than sewn seams. Please order by pool size, all covers include a 5 foot overlap to accommodate an 18-inch water drop.