Non Pressure Solar Water Heater

Description

Detailed Description Specification: Inner tank: Food grade stainless steel SUS**4/2B, 0.*1mm thickness. Outer tank: Galvanized/colour steel, 0.*1mm thickness(milk white) Frame: Galvanized steel, 1.5mm thickness. Insulation: Polyurethane frothing, *0mm thickness. Vacuum tube: Tri-elements(AI-N/SS/CU) coating, Ø*7mm× ***0mm/Ø*8mm×***0mm. Accessories: Water auto-feeding tank, electrical heater. Capacity: **0/**0/**0/**0/**0/**0/**0/**0L. Logo: OEM sticker/ colour printing Heat preservation: *2 hours Hail resistance: *5mm Working pinciple: Solar vacuum tube was evacuated into the tank, the coating inside of tube can absorb more than *2% heat energy from sunshine. The cold water in water tank flows into the tube and become hot, because of diffierent density between cold and hot water, there will be a natual circulation in the tube, hot water will float back to tank. *0mm thickness heat insulation layer by polyurethane between inner and outer tank can keep the temperature of hot water for about 2 days without any sunshine, consumer can enjoy comfortable bathe anytime.