... pressurized solar water heater: CE,ISO9001:2008, Non pressure solar water heater High quality with low price Details of pressurized solar water heater:Capacity:100L ... ,Aluminum-Alloy 9.Heat preservation:72hours 10.Accessories:electric heater device(1500W),intelligent controller(M-6),auto-feeding tank ... tilt angle: 27 ° 38°, 45°8.The soloar water heaters are guaranteed for 3 years.9.Nut-Bolt:Stainless ...