... collectors with water storage tank as complete projects, water in solar vacuum tube for heat transferring, by circulation pump and relative system to take ... for non-pressurized type.6.We have designed several solar heating projects, so we have lots of experience. If you have ... know, we will design a satisfactory project for you.Specification1. Split Tank Capacity: 500L, 1000L,5000L, 10000L, and so on. ...