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無料のスペアパーツ, リターンおよび交換
Name
non-pressure calentador solar de agua with solar water heater pump
Inner tank
SUS304-2B stainless steel
Outer tank
SUS304, SS201, SS316, Galvanized Steel
Insulation layer
High density polyurethane foam
Obliquity of the bracket
12-45 degree
Vacuum tube
47/58mm diameter,1500/1800mm length
Heat preservation
72-80 hours
Inlet,outlet and air vent
SUS304 stainless steel