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wall assembly

  1. N

    2hr fire rated assembly question

    This is a project I'm not the architect on, so didn't provide the detail, but I have been asked about it by the contractor (am an in-house architect for the contractor). They had an inspector ask for a rating for the detail below. I told them she asked because they penetrated the 2hr UL U419...
  2. S

    How to read and use TABLE SB 5.5-5–2017 (OBC SB-10)

    The following table is from OBC SB-10: TABLE SB 5.5-5–2017 (See Appendix A.) (Supersedes Table 5.5-5 in 2013 ANSI/ASHRAE/IES 90.1)...
    • sunyaer
    • Thread
    • building envelope obc sb-10 wall assembly
    • Replies: 5
    • Forum: Canada
  3. R

    1 Hour UL Wall Assembly U340 - alternative

    My plans spec U340 which is a 6" wide 1 hour wall assembly that is framed using 2x6 and 2x4s and a single layer of 5/8" Type X drywall. Is anyone aware of a 6" wide wall assembly that uses metal track & metal studs instead? I know there are plenty of metal stud/track assemblies but most of...
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