solar collector absorbs thermal energy from the sun and converts it into usable heat,Suitalbe to use in all kinds of climates. The technology of the flat panel solar collector:Copper Riser Tubes Spec. & Qty(mm)10 * δ0.45 * 1886 , 8pcs copperCopper Header Tubes Spec. & Qty(mm)22 * 0.60 * 10602pcs copper Copper Absorber Fin Spec. & Qty(mm)125 * δ0.15 ,8pcs, all cooper fin, ultrasonic ...