A KD or Knocked Down Hollow Metal Masonry Frame can be used for exterior or interior applications and comes in 3 pieces (strike jamb, hinge jamb and head). The KD masonry frame can be installed before or after the wall has been built. Can be used with exterior wood stud walls as well (butts existing wall).
· 16 Gauge Steel - Fire-Rated up to 3 Hours
· Wall Anchors for Masonry and Wood Stud Walls (New & Existing)
· Standard Jamb Depths: 4-3/4" to 8-3/4"
§ 16 Gauge Cold Rolled Steel (Galvanized Available)
§ Factory applied baked-on rust inhibiting primer
§ Unequal Rabbet 2-inch Face (Also available with 4-inch Face Heads)
§ 5/8” Stop Height
§ Exact Fit Mitered Corners
§ 4-7/8” Universal ASA Strike Preparation
§ Includes Floor Base Anchor
§ 9/32” Door Silencer Preparation
§ 20-Minute to 3-Hour Fire Label
§ Stock in the USA