| Door Specifications STANDARD OPTIONS
Optional:
This product may be specified with wood veneer laminated to
the metal. Available in most common wood species.
Metal Vision Panel for 20-Minute Fire Doors
Model #115
CORNER BRACE SPOT WELDGED TO FRAME (One-Piece Frame)
Warnock Hersey International and Underwriters Laboratories
approved maximum size 1296 square inches; maximum width 24", maximum height 54".
One-quarter-inch listed glass must be installed in all metal vision panels, and all light
cut-outs must be a minimum of 6" from door edge or any hardware cut-out.
| 3" x 33" |
5"x20" |
10"x10" |
| 4"x24" |
6"x36" |
24"x30" |
Other sizes available by special request.
ORDER SIZE – INSIDE DIMENSION OF FRAME
CUT-OUT SIZE – ORDER SIZE +1-1/2"
GLASS SIZE – ORDER SIZE +3/4"
Metal Edge and Astragal
18 or 20 gauge cold rolled steel screw. Attached edge and
astragal are required on all 20-minute fire doors with non-treated stiles.
Metal Edge – Minimum lap 1" must
be attached with ¾" #8 screws, maximum 2" from each end and 12" on center.
Astragal must project ¾"
Applied Decorative Door Molding Standard Profile
Other profiles by special request. Standard species
Baswood, other species by special request. Approved for 1/3-hour fire doors, may not
exceed 20% of area of the fire door. Moldings applied with adhesive and brads.
20-Minute Wood Vision Frame
Solid wood, available in most wood species. This system has
been tested and accepted by Warnock Hersey and meets the conditions of acceptance for ASTM
E-152-78 and NFPA 252-76. Maximum size 24" x 54" with listed ¼" glass.
Should be factory installed.
Installation Instructions
Prior to the glass installation, position the metal clips
on all edges of the glass, starting at a maximum of 6" from the corners and at
12" maximum on center with a minimum of two clips per side. Position brass label on
bottom edge of glass and center.
Set the ¼" approved glass, with the clips applied, in the door cut-out, and nail the
clips into place using one 1-1/4" common headed nail on each side of the clip.
Place 1/16" Tremco glazing tape to the edge of the pre-mitered wood molding.
Set the wood molding into place and nail, using 1-1/2" finishing nails at 8" on
center with a minimum of two nails per piece.
Door Handing Chart
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