... anode magnesium barssticking to prevent furring 3) The insulating layer uses polyurethane bulk bubble and has a good effect ... tube, borrosilicate glass 3.37) Solar working station8) With heat pipe: anti-freezing > -35 degrees centigrade9) Water capacity: 150L, ... material,Aluminum Alloy,Thickness,1.8mm,Insulating layer,compressed rock woolHeat Pipe pure red copper TU1+water,transfer power>= ...