21' Diameter Winter Above Ground Swimming Pool Cover 8 Year Limited Warranty
STRONG, LONG-LASTING WOVEN STRANDS. Arctic Armor swimming pool covers are woven strong/long-lasting polyethylene tapes to produce a cover that will hold up to winters. NO MORE ALGAE GROWTH! Arctic Armor Swimming Pool covers are constructed of an extremely tight weave fabric that does not allow light to pass through. Without sunlight, algae cannot grow! Arctic Armour swimming pool cover is held secure on your swimming pool with a heavy duty vinyl coated cable and tightener that is anchored by rip proof metal grommets. The pool cover has a 4 feet over lap-provides a better fit for pools with wide rails.