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Add Welded Mullions to Your Vision Lite for Additional Security or the French Door Look.  Mullions Provided for Both Sides of Glass in 11 Standard Configurations for VLF and VLFIG Frames.

Material: 18 gauge

Construction: Mullions are welded at heads, sills and jambs, and butt to glass. Only one glass lite required.

Mullions: 1" x 5/8" formed steel

Door: For 1-3/4" door.

Fasteners: #8 x 7/8" flathead phillips SMS to match finish.

Glass: Use fire-rated glazing with UL or WHI classification marking for fire rated applications. VLF Frame: 3/16"-1/4", VLFIG Frame: UL Listing: 5/16” to 1-11/16” or WHI Listing: 5/16"-1-1/2" - glazing to be ordered separately from Glazing Section. 

Fire-Rating, Testing & Listings: When installed in properly rated and approved door, ratings up to 3 hours can be achieved, depending on the glazing used. See glazing ratings for maximum exposed area. Tested and Listed for UL 10C and Criteria of UBC 7-2 Positive Pressure. See detailed installation instructions.

UBC 7-2 Installation: See detailed installation instructions.

UL Listed

Mullion Configuration