- Half surface, heavy duty
- 3/32" door inset
- 48" door width maximum
- 450 lbs. door weight maximum
- Average weight per unit = 9 lbs
- Fasteners: 12-24 X 7/8" undercut self drilling, thread-forming tek machine screws for frame and 1/4-20 sex bolts and shoulder bolts for door
- Fire Rating
- Approved for use on metal swinging type fire doors rated up to and including 90 minutes
- Approved for use on wood swinging type fire doors rated up to and including 60 minutes