9990-3
INTUMESCENT TOP DOOR GAP, 3'
National Guard Products 9990 Fire Door Top Gap Solution — Up To 90 Minutes
UL Certified for Door Top Gaps — Measuring up to 1-1/2″
- 90-Minute Rated — for Use on UL10B and UL10C Wood or Hollow Metal Fire Doors
- No Need to Move Hardware at the Top of the Door
- Works on doors with Parallel arm closers
- Certified for use on doors with Concealed Vertical Rod Exit Devices or Automatic Flush Bolts, refer to Installation Instructions
- Available in 36″ and 48″ Lengths
- End Caps Furnished Standard
- Non-handed
- Patent Pending
1 Year From Date of Purchase.