الوصف

Detailed Product Description:
    Solar collector tube: Φ*7mm ****0mm or Φ*8mm ****0mm
 Material and Features:
1. Inner tank: 0.4mm*0.6mm thickness SUS ****2B Stainless steel
2. Tank diameter: **0mm/**0mm outer tank, **0mm/**0mm inner  tank
3. Vacuum tube: ******0mm/******0mm
4. Outer tank: 0.*1mm*0.4mm thickness Stainless Steel/Color Steel
5. Frame: 1.2mm thickness Stainless Steel /1.5mm thickness Color Steel
6. The material of insulation: ****0mm thickness Polyurethane
7. The reflector: Stainless steel /Aluminum plate
8. Working efficiency: >*5%
9. Heat Preservation time: ****6hours
*0. Hail resistance: *5mm
*1. Inlet/oulet size: 1/2'', 3/4''
*2. Tank capacity: **0L/**0L/**5L/**5L/**0L/**5L/**0L/**0L/**5L/**0L 
*3. Air vent: **0% copper vent

Passive unpressurized solar water heater
*Special Features:
1.For 3 years warranty, *0 years service life!
2.CE,CB,CCC,ROHS,ISO,Solar Keymark, approved!
3.Non pollution!
4.Scientific and innovative design!