GPC Winter Covers BOUND IG 30'X55' RECT WNTER COVER 15YRThis durable winter pool cover is designed to protect your 30 ft x 55 ft rectangular pool from harsh weather, debris, and algae growth during the off season. Made from high quality, weather resistant materials, this cover ensures long lasting protection with a 15 year lifespan for reliable performance year after year. The tightly woven fabric prevents dirt and leaves from entering your pool while reducing evaporation, preserving water and chemical