Sunshine Solar Water Heater-SU-20T-CS-250Ltr

Tube length : 1899mm Outer tube diameter : 58mm Inner tube diameter : 47mm Galss thickness : 1.6mm Thermal expansion : 3.3*10-6°c Absorptivity : ³ 93% Coating : White colour coated Inner Tank : SUS 304 -2B with 0.5 mm Outer Tank : colourcotaded steel with 0.44 Frame : Stainless steel with 1.5 mm/1.2 mm Insulation : 50mm of high density polyurethane foam""" Numbers of Tubes : 20 Pieces Capacity : 250Ltr