Colorado contractor installs a fast, more flexible firestop sleeve Firestop solution offers more efficiency on the jobsite. Darlene Byrne October 7, 2019 Spencer Bell has been a fan of HoldRite plumbing brackets and the TESTRITE DWV testing system for years. So recently, when he heard that HoldRite had innovated the cast-in-place firestop sleeve process, he didn’t waste time learning more about it.Read More
