If you have ever felt the water coming out of a garden hose that has been laying in the sun, you know how warm it can get. This solar pool heating device (U.S. Patent # 8,863,738 B2) uses the same idea to channel heat from the sun into your pool, keeping it comfortable for an extended season at no extra cost.
Beluga Pool Solutions - Solar Heating Device for Swimming Pool
1. Circulation Pump 2. 1½-inch Threaded Connector at Water Inlet to Pool 3. Garden Hose (black rubber hose works best) 4. Sun!