12 x 18 Oval Robelle Dura Guard Winter Pool Cover

Solid pool covers do not allow water to pass through their material. This winter cover is intended to be used during the off-season. This cover includes a four-foot overlap. The Dura-Guard winter cover features a heavy-duty scrim count (threads per square inch). The Dura-Guard pool cover has a heavy-duty 8 x 8 scrim. Heavy-duty polyethylene weighs 2.36 oz./yd2. The green topside of this cover is coated to prevent damage caused by the suns ultra-violet rays and the bottom side is black to prevent algae growth. 2-grommets are placed on center every 4 ft., with these grommets, you should use the included winch and all-weather cable to secure your pool cover. For extra securing, cover clips and cover wrap (both sold separately) are suggested for pool closing. No other method of installation is recommended. The cover should be able to comfortably float on the pool water without excessive stress.