Product Overview
Grateful 70 Compact Unpressurized Solar Water Heater a cWorking principle As water in the collector is heated, it becomes lighter and naturally rises into the tank above. Meanwhile, cooler water in the tank flows downwards into the collector, thus causes circulation throughout the system. a cFeatures 1. Temperature preservation is equipped with standard electric water heater 2. Scientifically designed bracket can hold the tank firmly 3. High quality vavuum tubes 4. Simple structure, easy plug-in installation. Cheap and efficient 5. Guaranty: 5 years for tank, 15 years for collector and lifetime service 6. Colors according to customersa needs a cSpecifications 1) Bracket: thicken galvanized anticorrosive steel. Stainless steel. 2) Vacuum tube: 70mm x 1.8m (15pcs - 42pcs).According to customersa needs. 3) Inner tank: SUS304-2B food grade stainless steel 4) Outer tank: Special antiseptic red porcelain stainless plate.Stainless steel. 5) Capacity: 150L - 420L(according to cutomers' needs) 6) Insulating layer thickness: 60mm Freon-free polyurethane 7) Pressure: 0Pa
Grateful 70 Compact Unpressurized Solar Water Heater a cWorking principle As water in the collector is heated, it becomes lighter and naturally rises into the tank above. Meanwhile, cooler water in the tank flows downwards into the collector, thus causes circulation throughout the system. a cFeatures 1. Temperature preservation is equipped with standard electric water heater 2. Scientifically designed bracket can hold the tank firmly 3. High quality vavuum tubes 4. Simple structure, easy plug-in installation. Cheap and efficient 5. Guaranty: 5 years for tank, 15 years for collector and lifetime service 6. Colors according to customersa needs a cSpecifications 1) Bracket: thicken galvanized anticorrosive steel. Stainless steel. 2) Vacuum tube: 70mm x 1.8m (15pcs - 42pcs).According to customersa needs. 3) Inner tank: SUS304-2B food grade stainless steel 4) Outer tank: Special antiseptic red porcelain stainless plate.Stainless steel. 5) Capacity: 150L - 420L(according to cutomers' needs) 6) Insulating layer thickness: 60mm Freon-free polyurethane 7) Pressure: 0Pa
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