Stainless steel unpressurized solar water heater

1. High efficient and economical system.
2. Suitable for projects and home use.
3. Designed for commercial solar water heating applications.
4. Reliable and efficient with twin-glass solar tubes.
5. Polyurethane insulation ensures a good heating performance and minimal heat loss.
6. Easy plug-in installation.
7. Can be connected in series to increase water heating capacity.