Posted by Brandon Griffinover 2 years ago
1 hr fire wall 1 inch copper or steel pipe penetration
I'm looking for a detail for a copper or steel pipe passing through a wood 2x4 and gypsum 1-hr wall. Hopefully one that just uses fire caulk without a sleeve or wrap. 1" max pipe size. 3/4" could work.
1 Reply
Posted by Austin Griffithover 2 years ago
Good afternoon Brandon,
Thank you for using ASK HILTI!
We have a UL listed system W-L-1054 that should work for your application. You should be able to find this on our firestop selector tool.
We hope this helps. If you have any further questions, please reach out to our customer service team at
1-800-879-8000 (US) or 1-800-363-4458 (Canada) for assistance.
Thank you for choosing Hilti as your firestop experts!
Best Regards,
Austin Griffith
Fire Protection Engineering Team