Technical Overview
Quick Links
Industry Links
Accepted Products Listing
Trade Definitions
Wind Roof Calculator
Technical Bulletins
Project Information Forms
Industry Links
Accepted Products Listing
Trade Definitions
Wind Roof Calculator
Technical Bulletins
Project Information Forms
Directed by ARCA’s Technical Committee–which establishes ARCA’s technical programs and priorities–the Technical Department provides support to ARCA members, designers, architects, specifiers and members of the Alberta roofing industry.
If you are looking for roofing-related technical information not available on ARCA’s Web site, call ARCA’s Technical Department at (403) 250-7055.
Wind Roof Calculator
Wind-RCI calculates roof cladding wind loads based on the National Building Code of Canada 2010. It has been developed and is maintained by the National Research Council of Canada.

Trade Definitions
ARCA Trade Definitions have been developed for:
They provide specifics to the scope of work as they may appear in tender documents.
The Trade Definitions can be found online at tradedefinitions.com.