BELOW IS INFO FROM MFG
Simple to Install . This solar heater goes up in minutes with no-tool hose connections. The heavy-duty hoses won’t crack or leak
Efficient Heating & Eco-Friendly . Delivers fast, lasting heat when 3+ heaters are connected. 100% solar-powered with zero emissions (Max pump pressure: 0.8, air pressure: 35PSI).
Compact & Space-Saving . Folds flat for storage. Adjustable legs tilt the coils toward the sun, then collapse for compact off-season stacking.
Dome Design & Fast Heating . Remove the cover for maximum heat output. The durable dome shield blocks leaves and dirt when stored.