Swimline Silver King Solid In Ground Winter Pool Cover - 18' x 36' Rectangle pool-vac-plus-concrete-desert-vinyl-models Manufacturer Part # T135

Manufacturer Part # T135

Manufacturer Part # 197020

Sources of phosphates include pool chemicals containing phosphoric acid

Manufacturer Part # 010232F

Lowers pH level in swimming pool water

Swimline Silver King Solid In Ground Winter Pool Cover - 18' x 36' Rectangle pool-vac-plus-concrete-desert-vinyl-models Manufacturer Part # T135Swimline's Silver King winter pool cover helps keeps your water free from dirt, leaves, and debris. It helps prevents algae growth, so you can skip the costly maintenance and avoid time consuming spring cleanups. 10 x 10 Scrim 5 foot overlap Pool Type In Ground Pool Size 18' x 36' Rectangle Cover Size 23' x 41' Rectangle Manufacturer Swimline Warranty 15 Year Manufacturer Pro Rated Warranty 2 Year Full Cover Color Silver