Fire Door Solutions (FDS) and Tru Vantage Solutions (TruVSI) are proud to announce a joint venture under the name TruFire Solutions. Click here for additional information
Fire Door Thru-Bolt is used for holes up to 1/2″ in steel hollow fire rated doors. The Thru-Bolt is an aesthetically pleasing solution compared to unsightly normal bolts. The Fire Door Thru-Bolt is a simple male and female type application that is available in 1/4″ and 1/2″ widths for both 1-3/4″ and 2″ fire rated doors. The Fire Door Thru-Bolt meets the NFPA 80 5.2.15.4 requirements to protect your UL Label. Download our Fire Door Thru-Bolt Installation Instructions.