1. Whole glass vacuum tubes adopt super hard borax and silica glass;
2. Absorb rate: ≥ 93%, thermal radiation rate: ≤ 6%(100 degree).
3. Temperature when exposed to sun without water: 250 degree, 2.5hours to boiling if using single tube.
4. Resist 25mm hail, using life can last 20 years.
Feature:
1. Beautiful appearance, steady structure, higher grade.
2. Inner and outside water tank shell all are welded by argon arc. Water is pure and drinkable.
3. Heat insulation of water tanks adopts polyurethane foam, thickness is 55mm
4. Silicon rings to connect and seal them.
5. The tubes and supports are adjustable, power bearing is average, and can assure the vacuum tubes to use long time.
We are professional manufacturer of solar water heater, heat pipe, flat plate solar collector and relative products which established in 2004, with more than 20 years experience in exporting to over 145 countries and areas, our export quantity every year top 3 in China.
- Our products have passedISO9001qualitysystem, CE, Solar Keymark EN12975&EN12976 in Europe, SRCC for USA, WaterMark and StandardsMark for Australia, SABS for South Africa, INMETRO for Brazil, Korea and Mexico solar standards certification. Attached our certification list for your reference.
- Until now we have 199 patents for our products, the 11 national standards and 2 international standards of solar water heater are also drafted by us. We are the vice-chairman of this industry. We have big project market in China and support our clients to get their government projects.
- We have our own national recorded energy efficiency laboratory, that guarantees our product quality, and every two year we have new product design to follow up world market.
OEM SERVICE |
we are a professional manufacturer |
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