This solar pool heater collects the sun's rays, converts them to heat and keeps your pool comfortably warm. It increases pool water temperature up to 10 degrees. With the installation of this heater, the pool water circulates through solar channels and returns to your pool nice and warm. It is compatible with most pool pump. It can be mounted on a roof/rack or simply laid on the ground by the pool. Material: 100% Polyethylene Panel dimensions: 80 x 310 cm (W x L) Number of panels: 2 Each panel width: 34 cm Hose diameter: 32 mm/38 mm Delivery contains: 2 x Panel 2 x Seal 4 x Clamp 2 x Hose connector