20 minute doors permit vision lites made from specialty tempered glass able to survive fire conditions for 20 minutes. TEMP20 is a fully UL certified product suitable for all 20 minute doors.
Fire-rated glass for doors
Fire-rated glass for doors
20 minute doors permit vision lites made from specialty tempered glass able to survive fire conditions for 20 minutes. TEMP20 is a fully UL certified product suitable for all 20 minute doors.