Rated Access Doors BA-PFI-PLY Fire Rated Plaster Access Panel with Flange 36″ x 36″ – BEST
36″ x 36″ – Fire Rated Insulated Access Door with Plaster Flange. BA-PFI-PLY is the ideal solution for plaster covered fire rated walls. Once covered with plaster, the 2 3/4″ lath flange will disappear leaving only the door panel visible. As per UL standards, once the installation is complete and the provided springs are hooked to the back of the panel, this access door will be self closing and self locking. The largest fire rated PFI-PLY access doors available for vertical and horizontal installations are respectively: (48″ x 48″ ) and (24″ x 36″ or 864 sq inches).BA-PFI-PLY fire rated access door specifications, Submittal Sheet – Material: 16 gauge cold rolled steel frame and 20 gauge galvanneal steel door Insulation: 2″ mineral wool Hinge: Continuous piano hinge Lock / latch: Self latching tool-key operated slam latch and/or ring operated slam latch, both included Inside panel release: Included on all slam latch fire doors Automatic panel closer: Standard on all doors Finish: DuPont high quality white powder coat 1 For installation in vertical wall assemblies: Rating 1 1/2 hours . Temperature rise: 250 deg F (139 deg C) at 30 mins and 450 deg F (250 deg C) at 60 mins. Maximum door size of 48″ x 48″. Rating 3 hours. Temperature rise: 400 deg F at 60 mins. Maximum door size of 48″ x 48″. For installation in horizontal ceiling assemblies: With temperature rise: Rating 3 hours for non-cumbustible assembly and 1 hour for combustible assembly: Temperature rise: Max 250 deg F (139 deg C) at 30 mins, 450 deg F (250 deg C) at 60 mins. Maximum door size of 24″ x 36″ or 864 sq inches (see note 1) Without temperature rise: Rating: 3 hours for non-combustible assembly and 1 hour for combustible assembly.The maximum surface area is 864 sq inches. The maximum height or width is 36″. All door sizes equal or smaller than 864 sq inches fall within the standards. Ex. Door size of 28″ x 28″ = 784 sq inches..