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Hollow Metal Frames

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.