1.Frame thick:1.0/1.2mm.
2.Powder coated white, colour RAL9016, 9010, other colours on request.
3.Used for the supply and exhaust of cooled and heated air.
4.The back is made of a complete piece of aluminum sheet which is once punched.
5.Used in conjuction with VCD-A, VCD-B, VCD-C.