Swimline Super Deluxe 16' x 25' Oval Above Ground Winter Pool Cover, 4' Overlap, Silver/Black, 15 Year Warranty | PCO142029 FG3016 UV exposure and cold-weather cycling

UV exposure and cold-weather cycling cause the hinge tabs to become brittle over time — a weir that doesn't swing freely will pass less surface debris into the skimmer and reduce overall skimming efficiency

can differentiate between Free Chlorine vs Combined Chlorine

Also known as: C7499

Filter in the 36 square foot configuration

Allow to dissolve fully and circulate for best results

Swimline Super Deluxe 16' x 25' Oval Above Ground Winter Pool Cover, 4' Overlap, Silver/Black, 15 Year Warranty | PCO142029 FG3016 UV exposure and cold-weather cyclingSize: 16' x 25' Shape: Oval Color: Silver Black Pool Type: Above Ground The Polarshield Pro Strength 16' x 25' Oval Pool Cover is made of extra strong polyethylene sheeting woven with thick polyethylene stitching, which provides superior strength and durability. The winter cover is treated to provide maximum resistance to damaging ultraviolet rays to inhibit deterioration and increase longevity. Adding a Pro Strength winter pool cover will protect