GPC Winter Covers 21' Green/Black Unbound Round AG Winter Cover for 18' Round Pool w/ 12 Year Wty 101021AU

Protect your pool through the harshest winters with the 21' Green/Black Unbound Round AG Winter Cover. Designed for 18' round above-ground pools, this durable cover shields against snow, ice, and debris.  Its cold-weather-resistant materials ensure long-lasting performance. The cover features a secure fit, covering the entire pool area to prevent water contamination. Its strong construction reduces wear and tear, maintaining its effectiveness for years. The dual-color green and black design minimizes algae growth while adding a sleek look.