Metal Boxes GI Concealed Technical Brochure Product Details Key Features Product Details MODEL NO: WFMB MODULES: 1/2M / 3M / 4M / 6M / 8MH / 8M / 12M / 16M / 18M Key Features Metal thickness – 1mm Pre Galvanized 120gsm sheets Fabricated Folding design Earthing terminals for making it shock proof