50330520 - - Building Component Merchants : Textiles
50330530 - - Building Component Merchants : Floor coverings
50330600 - - Building Component Merchants : Lumber: Rough + Dressed & Finished
50330620 - - Building Component Merchants : Plywood & Millwork
50330621 - - Building Component Merchants : Plywood (incl Veneer)
50330622 - - Building Component Merchants : Wood millwork (Doors + Windows + Cabinets + etc.)
50330623 - - Building Component Merchants : Metal millwork
50330624 - - Building Component Merchants : Millwork & Wood siding - Miscellaneous
50330700 - - Building Component Merchants : Brick + Stone + Tile + Sand + Block + Cement & Gravel
50330720 - - Building Component Merchants : Roofing + Siding + Insulation materials & Guttering
50330721 - - Building Component Merchants : Roofing / except wood
50330722 - - Building Component Merchants : Siding / except wood
50330723 - - Building Component Merchants : Insulation materials
50330724 - - Building Component Merchants : Rain-carrying equipment (Downspouts + Gutters + etc.)
50330730 - - Building Component Merchants : Flat glass & other Construction glass
50330740 - - Building Component Merchants : Construction materials - Miscellaneous
50331120 - - Building Component Merchants : Iron & Steel Flat products
50331140 - - Building Component Merchants : Iron & Steel wire & Wire products
50331180 - - Building Component Merchants : Stainless steel
50331185 - - Building Component Merchants : Stainless steel (incl Tubing) - Miscellaneous
50331220 - - Building Component Merchants : Aluminium shapes + Forms + etc.
50331700 - - Building Component Merchants : Hardware
50331800 - - Building Component Merchants : Plumbing & Heating equipment & Supplies (Hydronics)
50331900 - - Building Component Merchants : Warm air heating & Air-conditioning equipment & Supplies
50332450 - - Building Component Merchants : Industrial supplies - General
50333120 - - Building Component Merchants : Forest products / except lumber
50335300 - - Building Component Merchants : Plastics materials & Basic shapes
50335330 - - Building Component Merchants : Chemicals & Allied products
50335400 - - Building Component Merchants : Petroleum products
50336000 - - Building Component Merchants : Paint + Paint supplies & Wallpaper
50339700 - - Building Component Merchants : Service receipts & Labour charges (incl Installed parts)
50339713 - - Building Component Merchants : Service receipts & Labour charges
50339719 - - Building Component Merchants : Miscellaneous Materials
50339800 - - Building Component Merchants : Commodities - Miscellaneous
50339940 - - Building Component Merchants : Equipment Rental receipts
50339950 - - Building Component Merchants : Construction receipts
50339999 - - Building Component Merchants : Miscellaneous
5033CL0720 - - Roofing + Siding + Insulation materials & Guttering
5033CL0721 - - Roofing / except wood
5033CL0722 - - Siding / except wood
5033CL0723 - - Insulation materials
5033CL0724 - - Rain-carrying equipment (Downspouts + Gutters + etc.)
5033CL0730 - - Flat glass & other Construction glass