Solar Water Heaters,Solar Energy Water Heaters manufacturer & factory in China.
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You are here: Solar home » Products » Non-Pressure Solar Water Heater(galvanized SPR) » non-pressurized solar water heating system

Integrated lower pressure series

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non-pressurized solar water heating system

This product is popular used in domestic

  • SPR

Solar Water Heater Technical Specifications 
Inner and outside water tank shell all are made of SUS3042B food grade stainless steel plates, welded by argon arc. Water is pure and drinkable. 
Heat insulation of water tanks adopts polyurethane foam, thickness is 55mm. 
Silicon rings to connect and seal them. 
The tubes and supports are adjustable, power bearing is average, and can assure the vacuum tubes to use long time. 

Whole glass vacuum tubes adopt super hard borax and silica glass. 
Absorb rate: =93%, thermal radiation rate: =6%(100) 
Resist 25mm hail, using life can last 15 years. 
Temperature when exposed to sun without water: 250, 2.5hours to boiling if using single tube. 
If you use electrical appliances to aid heating, to switch off the power supple before bathing. 
To test the water temperature before using, in order to avoid scalding. 



Add:2969 Longcheng Rd. Xinbei District,Changzhou,Jiangsu,China

Person: Townway Zhang / Keyway
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