Acudor FB-5060-10X10 10-Inch x 10-Inch Fire Rated Access Door

10 x 10 Fire Rated Un-Insulated Access Door with Flange – Acudor Approved by Underwriters Laboratories UL for 1 1/2 hours B label in walls and ULC for 2 hours B label in walls. Designed to maintain continuity in a 2-hour fire barrier wall the FB-5060 should be used whenever it is necessary to provide access in fire rated walls when temperature rise is not a factor.