-LABOUR SUPPLY: Process / Sales
-SELLING: Expenses / Materials
-DISTRIBUTION SUPPLY: Distribution / Warehouse / Handling / Process
-ADVERTISING SUPPLY: Mail / Media / Materials / P.O.S. / Event
-AFTER-SALES SUPPLY: Service / Customer Materials & Handling
-OPERATING SUPPLY: Materials & Energy Supply


- - Materials, containers + supplies
- - Sand & gravel
- - Roofing felts (unsaturated)
- - Asphalts: Paving grade asphalts
- - Asphalts: Roofing grade asphalts
- - Asphalts: Asphalts other than paving & roofing grade
- - Glass fiber, roving, mats, etc.
- - Roofing granules
- - All other materials & components, parts, containers + supplies
- - Materials, containers + supplies, n.s.k.