Jump to navigation
Serving Alberta's Roofing Industry Since 1961
ARCA Trade Definitions have been developed for
- Roofing and Related Sheet Metal Systems
- Vegetated Roof System (Green Roofs)
They provide specifics to the scope of work as they may appear in tender documents.
The Trade Definitions can be found online at www.tradedefinitions.com.
© 2016 Alberta Roofing Contractors Association