In response to recent changes in local code and increased demands for asphalt shingles featuring higher reflectivity levels, GAF is offering several products and colors.
SPRI’s latest informational Bulletin (No.1-15) updates building code officials, specifiers, building owners and others on code evaluations and product-approval requirements for roofing products.
On Oct.31, 2013, the National Building Code (NBC) of Canada adopted the most recent version of CAN/ULC-S704-11, the standard specification for polyiso in Canada.
