50320530 - - Construction materials : Floor coverings
50320600 - - Construction materials : Lumber: Rough + Dressed & Finished
50320619 - - Construction materials : Miscellaneous Timber
50320620 - - Construction materials : Plywood & Millwork
50320622 - - Construction materials : Wood millwork (Doors + Windows + Cabinets + etc.)
50320623 - - Construction materials : Metal millwork
50320624 - - Construction materials : Millwork & Wood siding - Miscellaneous
50320699 - - Construction materials : Miscellaneous Woodwork
50320700 - - Construction materials : Brick + Stone + Tile + Sand + Block + Cement & Gravel
50320711 - - Construction materials : Ready-mixed or Transit-mixed concrete
50320712 - - Construction materials : Cement & Lime
50320713 - - Construction materials : Sand + Gravel & Crushed stone
50320714 - - Construction materials : Brick + Block + Tile + Clay/cement sewer pipe + etc.
50320720 - - Construction materials : Roofing + Siding + Insulation materials & Guttering
50320721 - - Construction materials : Roofing / except wood
50320723 - - Construction materials : Insulation materials
50320729 - - Construction materials : Miscellaneous Materials
50320740 - - Construction materials : Construction materials - Miscellaneous
50321120 - - Construction materials : Iron & Steel Flat products
50321140 - - Construction materials : Iron & Steel wire & Wire products
50321150 - - Construction materials : Iron & Steel pipe & Tubing
50321700 - - Construction materials : Hardware
50321800 - - Construction materials : Plumbing & Heating equipment & Supplies (Hydronics)
50322450 - - Construction materials : Industrial supplies - General
50325300 - - Construction materials : Plastics materials & Basic shapes
50325330 - - Construction materials : Chemicals & Allied products
50325520 - - Construction materials : Petroleum products - Miscellaneous (incl Asphalt + Road oil + Wax + etc.)
50325800 - - Construction materials : Agricultural supplies
50329700 - - Construction materials : Service receipts & Labour charges (incl Installed parts)
50329800 - - Construction materials : Commodities - Miscellaneous
50329940 - - Construction materials : Equipment Rental receipts
50329950 - - Construction materials : Construction receipts
50329999 - - Construction materials : Miscellaneous
5032CL0700 - - Brick + Stone + Tile + Sand + Block + Cement & Gravel
5032CL0711 - - Ready-mixed or Transit-mixed concrete
5032CL0712 - - Cement & Lime
5032CL0713 - - Sand + Gravel & Crushed stone
5032CL0714 - - Brick + Block + Tile + Clay/cement sewer pipe + etc.