Established in 2006, Zhejiang Interma Solar Electrical Co., Ltd. is located in Haining City of Zhejiang Province in China. Our company is engaged in the development, production and application of solar energy products. We provide non pressurized solar water heaters, thermosiphon pressurized solar water heaters, solar collectors, solar projects, flat panel solar collectors and all the accessories, including work stations, assistant tanks and copper fittings to our customers in America, Spain, ...