Common family water heater:
Heat locked series:

The application of high hard B and Si glass 3.3 material which is a high efficient collector. The inner liner of the water tank adopts SUS304 stainless steel plate.

The Polyurethane Foam is high efficient insulation, uses the technology structure of exhaust downward, with the maximum reduction of the heat loss between the inside and outside, which has persistent insulation and can lock more heat.

The aluminum material support is convenient to install and transport with the best angle design.