Description

Keep your Swimming Pool Warm All year round*-Without Pay Electric Bill

 No Stroage Tank 
      More Efficientby Use of Direct Heat-transfer instead of normal twice heat-transfer
Increase 6ºC per hour under Sunny Weather
Increase ****0ºC per Day under Sunny Weather in Winter
  Increase ****0ºC per Day under Sunny Weather in Summer
 
  Specification:
*Capacity: *0L***0L
  *Glass Tube length: ***5mm or ***0mm
   *Glass Tube Number: 4pcs,7pcs,9pcs or *1pcs 
        Glass material: Borosilicate glass 3.3
        Absorption rate :  *5% min
       Heat radiation rate: 6%max (**0 oC) 
       Vacuum degree: 5X*0 *3pa
       Stagnation temperature: **0 oC and >**0 oC 
       Structure: All-glass concentric dual tube geometry
        Outer tube diameter and Thickness: dia.**5mm, thickness.3mm
        Inner tube diameter and Thickness: dia.**1mm, thickness.3mm 
        Hailstone resistance: 2.5 cm dia.
  * Inside Glass tube is Stainless Tube for water storage
        Outer tube diameter and Thickness: dia.**8mm, thickness.1mm
        Inner tube diameter and Thickness:  dia.**6mm, thickness.1mm