Hollow Metal Frames
Full line of commercial A40 galvannealed hollow metal frames available in 16, 18, and 20 gauge. Hollow metal frames available for drywall or masonry applications in standard fixed throat or adjustable throat sizes.
Various width (2/10, 3/0, 6/0) and height (6/8, 7/0, 8/0) in stock.
Hollow Metal Frame Options:
Fire rated (20 min, 45 min, 90 min or 3 hours)
NOA approval rated
Single lock bore or double lock bore
Available KD (knock down) or welded
Various other frame options and modifications available
Some restrictions apply.