GPC Winter Covers 18' Green/Black Round Above Ground Pool Winter Cover with 4' Overlap 111122AGB 21' x 37' The 10" Manual 4-Valve Manifold

The 10" Manual 4-Valve Manifold is for use with single horizontal filters

this genuine Polaris replacement part ensures long-lasting performance

it helps reduce the appearance of green

this tile brings versatility to your backyard oasis

Featuring a robust filtration system and multiple interchangeable vacuum heads

GPC Winter Covers 18' Green/Black Round Above Ground Pool Winter Cover with 4' Overlap 111122AGB 21' x 37' The 10" Manual 4-Valve ManifoldThe GPC Winter Covers 111122AGB is a durable, high quality cover designed for 18 foot round above ground pools. Its green top and black underside prevent debris buildup and inhibit algae growth, keeping your pool clean. Engineered to withstand harsh winter conditions, this cover ensures reliable protection against snow, ice, and freezing temperatures. With a 4 foot overlap, it securely fits over the entire pool, reducing maintenance efforts and costs