1. Solar collector 2. Plate, copper with Titanium Coated 3. ISO,CE,CCC,RoHS,OEM 4.Water tank & Heat ... pump available TypeFLAT PLATE COLLECTOR (ALL Copper with Titanium Coated)ModelSWF-l-2.0A/TSWF-ll-2.0A/TSWF-lll ... , Bronze-coloured, Silver white, BlakeInsulation materialGlass wool/ PE Foam/high dense polyurethane foam/Rock woolInsulation thickness (mm)304050Material &thickness of the back ...