June 2009

Web exclusives

The "Web exclusive" section offers additional editorial and images related to articles available in Professional Roofing's print version and on its website. This section provides a valuable supplement to information in this issue. Web-exclusive information is updated monthly and is available only online.

ASHRAE's climate zone maps

SPRI's Advisory Bulletin

Contact information for the companies responsible for roofing Tibbits Opera House's new cupola

A history of Tibbits Opera House

Hail facts