... plus imported from Germany 3.Max. operate pressure:6bar Solar Air collector 1)Advantage1.CE,CCC,ISO9001,ROHS ,Solar Keymark,approved ... )38Shipping dimension2070*1075*140Gross weight(kg)44Gross area(square meter)2.05Absorber area(square meter)1.72Absorption95+/-2Emission5+/-2Max. Operation pressure(bar ...