... and easy to instal 2,T/T or L/C payment term 3, 3C,CE ,ISO9001 4.Delivery time ... heat pipe vacuum tube can be optional 4. High efficient, stable performance, long lifet time service, easy installation, no need ... 80C± 5C)Idle sunning property parametersY=220~260m2. C/KWAverage heat loss coefficientULT=0.6~0.7W/(m2 ... . C)Bracket:1.2mm Galvanized steel welding:Argon arc ...