Non Pressure Solar Water Heater
Material and Features:
Inner tank material: SUS304-2B stainless steel 0.4mm thickness, food grade, innocuity.
Outer tank material: Stainless steel 0.35mm thickness, antirust.
Insulation layer between inner and outer tank: High density polyurethane foaming, 50mm thickness.
Vacuum tube material: Borosilicate glass, three target vacuum tube.
Available vacuum tube QTY: 15/16/18/20/22/24/26/28/30/36PCS
Available tank capacity: 130/138/155/170/188/205/220/236/252/300L
Qty tube Tank capacity (liters)
15 130L
16 140L
18 150L
20 170L
22 190L
24 200L
26 220L
28 240L
30 250L
36 300L