Avi Solar Water Heater AV-30T-SS

• Tube Length: 1899mm• Outer Tube Diameter: 58mm• Inner Tube Diameter: 47mm• Galss Thickness: 1.6mm• Thermal expansion: 3.3x10-6 degree Celsius • Absorptivity: ³ 93%• Coating: AL- N- AL• Inner Tank: SUS 304 -2B with 0.5 mm• Outer Tank:Stainless steel with 0.4mm• Frame: Stainless steel with 1.5 mm/1.2 mm• Insulation: 50mm of high density polyurethane Foam