Product Details
- Edition:
- 3
- Published:
- 01/01/2017
Standard for Factory-Built Chimney Connectors and Wall Pass-Through Assemblies (CAN/ULC-S641:2017)
standard by Underwriters Laboratories of Canada, 01/01/2017
Standard for Factory-Built Chimney Connectors and Wall Pass-Through Assemblies (CAN/ULC-S641:2017)
standard by Underwriters Laboratories of Canada, 01/01/2017