Flat Plate Solar Water Heaters

flat2
flat3
Products Code GTFP15 GTFP20 GTFP25
Overall Area m2 1.7 2.1 2.6
Absorber Area m2 1.48 1.83 2.33
L x W x H mm 1665x1025x99 2045x1025x99 2045x1275x99
Weight (Dry & Packed) Kg 29 35 40
Absorber Volume Capacity Litres 1.3 1.6 1.9
Housing/Thickness mm Aluminum Sheet/0.8
Glass Cover/Thickness mm Tempered, Low Iron/4
Glass transmittance Solar/Light % 91.8/91.9
Thermal Insulation (Back)/Thickness/Density mm/kg/m3 RockWool/50/50
Thermal Insulation (Lateral)/Thickness/Density mm/kg/m3
Back Support/Thickness mm Aluminum Sheet/0.8
Absorber Harp Positioned-Copper Tubes-Selective Aluminum Full Plate Surface-Laser Welded
Absorption % 95+-2
Emission % 5+-2
Header Cu Diameter/Thickness mm 22/0.7
Rear Cu Diameter/Thickness mm 8/0.4
Number of Risers in Vertical Position Pcs 9 9 12
Number of Risers in Horizontal Position Pcs 14 18 18
Connections Cu Diameter 22 4 or 2
Maximum Operating Pressure Bar 10
Heat Transfer Carrier Antifreeze (Propylene Glycol) & Water Mixture
Stagnation Temperature at 1kW/m2 &30c C 199
Position Vertical or Horizontal
Solar Keymark Certified YES YES YES