LIF 20 Minute Fire Rated without Hose Stream and 45 Minute Fire Rated Window Frame Assemblies
Maximum Opening Size (Gypsum Wallboard Construction):
- Individual Segment Length: 154"
Maximum Opening Size (Masonry Construction):
- Individual Segment Length: 162"
For 45 Minute Fire Ratings:
- Listed and Labeled 1/4" thick wired glass, or Listed and Labeled glazing materials for use with hollow metal window frames rated 45 minutes may be used.
For 20 Minute w/o Hose Stream Fire Ratings:
- Listed an Labeled glazing materials for use with hollow metal window frames rated 20 minutes without hose stream may be used.
These frames are to be installed in accordance with NFPA 80 and NAAMM Standard 850-00. The frame is to be provided with anchors suitable for the wall conditions in accordance with NAAMM Standard 850-00 and individual manufacturer listings.
