CSA A123.17-05 (R2014) PDF Download

CSA A123.17-05 (R2014) is a standard that pertains to asphalt glass felt used in roofing and waterproofing. It is the second edition of the standard and is an adoption of ASTM Standard D 2178-97a, with Canadian deviations. This standard supersedes the previous edition published in 1963.

The scope of the standard covers glass felts that are impregnated with asphalt to varying degrees. These felts are intended to be used in the construction of built-up roofs, in conjunction with asphalts that conform to the requirements of Specification D 312. They are also suitable for use in waterproofing systems, in conjunction with asphalts that conform to the requirements of Specification D 449.

The standard specifies the requirements for these glass felts, including their physical properties, composition, and testing methods. It also provides information on units of measurement, stating that inch-pound units are the standard, but values given in parentheses are for informational purposes only.