7/0 x 8/8 assembly, no individual visible glass size may be greater than 1296 sq.in.
20 Minute, Negative Pressure UL, ITS (Warnock Hersey)
Solid Wood (any species which meets the Minimum Density Requirements
MINIMUM JAMB WIDTH
3-3/4″ in wood/steel stud or masonry
No gasketing used
Lined with 2” nominal wood stud, min. If mounted in masonry, stud anchored with mechinical fasteners at max of 24” O.C. A min. of 5/8” gypsum board required.
No more than 1/4” between stud and back of jamb. If tightly fitted with fiberglass insulation, clearance may be increased to 1/2”.
Attach sides, bottom/sill and header with a min. of 1-5/8″ screws or 10d finish nails.
Approved fire-rated glass must be 1/4” less than opening and installed with FireClipsTM and sealed with glazing tape or silicone caulk.
Attach individual units to each other with 2” screws behind glass stops. Units must be separated by 3/4” MDF. Attach assembly to studs with a min. of 10d finish nails, not to exceed 24” O.C.
Stop Application: Field or shop applied with 4d finish nails. Sidelight and clips must be installed in accordance with NFPA #80 and #105 Latest Editions.