2. The only vacuum collector tube in the industry that has passed the Golden Sun certification ensures the heat collection efficiency and service life.
3. The foam machine imported from Germany is used for one-time high-pressure quantitative curing and foaming. Honeywell foaming additive is used in the United States, and the insulation layer is fluorine-free, environmentally friendly and non-toxic, and the insulation effect is better than any insulation wall. (Others generally use domestic foaming, the insulation layer is toxic and not environmentally friendly, and the insulation effect is poor. )
4. The inner container is made of food-grade stainless steel with a thickness of 0.5MM (other brands use 0.3-0.4MM, and some even roll-form. What's more, it uses a plastic liner, which is called "water treasure".
5. Solar energy and building integration products (balcony wall hanging and all-in-one machine) rank among the top in the world.
6. The reasonable investment in advertising and a large amount of investment in scientific research ensure the sustainable development of enterprises.
Real materials, meticulous work, professional casting Linuoruite quality products.