... solar water heater supply hot water for factory, hotel, school, and so on. solar collector Working principle:Combined many collectors with water storage tank ... wing and double wings solar collector for non-pressurized type.6.We have designed several solar heating projects, so we ... , we will design a satisfactory project for you.Specification1. Split Tank Capacity: 500L, 1000L,5000L, 10000L, and so on. ...