solar COLLECTORS

Unique proprietary Galauminium Retainer of    1.6 mm thickness

Toughened glass, 4 mm thickness,    Transmissivity 88.8% @ near normal incidence

25 mm thick Resin bonded glass wool,     R value =1.67m2K/W

50 mm  thick Resin bonded Rock wool,   Density 48 kgs / cu m, R value =1.82m2K/W

100mm * 25mm Jindal Aluminium Andonized Chanell with MRF coating

Ultrasonic Welding / Fusion Welding

: Copper tube of dia 25mm, Thickness 0.71 mm(22 Swg) DHP Grade IS 1550 : 1967

Copper tube of dia 12.5mm, thickness 0.71  mm(22 Swg) DHP Grade IS 1550 : 1967

Black Chrome selcctive coating NALSUN      technology it is internationally acknowledged to the best. Absorptivity > 0.96 Emmisivity < 0.20