Access Doors: Fire-Rated: BS-Series: BST

Babcock-Davis BS-Series: BST fire-rated, insulated security access doors provide access through openings in fire rated vertical surfaces.

UL Listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250єF in 30 minutes).

BST fire-rated, insulated, security access doors are designed with a one inch exposed flange for flush installation in any vertical surface.