1. All openings approved for Positive and Neutral pressure unless otherwise noted.
2. All ratings apply to steel stud, wood stud, or masonry construction.
3. All ratings approved for category “A” and “B” doors with category “G” edge sealing.
4. Timely’s fire rated Metal “U” Insert is recommended for masonry installations. If wood sub-frame is used in place of Metal “U” Insert, it will be necessary to use fire rated drywall on both sides of wood to maintain fire rating.
5. Wood casing does not affect ratings on door frames. Wood casing must be applied with hot melt glue or contact adhesive on 90 minute rated frames and on all glazed openings with 45 minute or 60 minute rating. On all other fire rated frames, wood casing can be applied with nails or finish head screws on jambs and mullions.
6. Embossed WHI 90 min. label is available for Primer Galvanized Frames only.
7. Metal 90 min. label riveted to frame is available.

View minimum screw length here

All dimensions shown are inside dimensions – net door opening size.

Distributors of Timely Frames may be approved to purchase labels and apply them to frames at their own facility. Intertek has set guidelines and a fee schedule for this program. Requirements and prices are available from Timely or Intertek.