S. No. Items Details 1 Tank Inner Sheet SS Sheet 304 Grade 1.2mm Thickness 2 Tank Outer Sheet Aluminum Sheet 0.8mm Thickness 3 Tank Insulation Rock wool pad 100mm Thickness Density 50kg 4 Structure M.S Angle 50x50x5mm Thickness With Powder Coating 5 Collector 8 pc 6 Collector Stand M.S Angle 32x32x3mm Thickness With Powder Coating