NGP FDTB 3/8 GapGuard Fire Door Thru-Bolt | Zinc Plated
NFPA 80 requires open holes in fire doors to be filled with steel fasteners. The National Guard Products FDTB 3/8 is a GapGuard zinc-plated steel thru-bolt sleeve with a steel machine screw. NGP lists it as Zinc-Plated Steel Fire Door Thru-Bolts. Catalog GAP21. Fits 1-3/4 to 2 inch thick doors. Thread size 1/4-20. Sold in a box of twenty. This listing is 3/8 inch only.
Product Features
- Meets NFPA 80 Requirements for Filling Open Holes in Fire Doors with Steel Fasteners
- Zinc-Plated Steel Thru-Bolt Sleeve with Steel Machine Screw
- Fits 1-3/4" to 2" Thick Doors
- Available in Boxes of Twenty
Standards
- NGP does not print UL10B or UL10C standards for this accessory.
Technical Details
| Model | NGP FDTB 3/8 |
| Type | zinc-plated steel fire-door thru-bolt |
| Manufacturer | National Guard Products |
| Factory subtitle | Zinc-Plated Steel Fire Door Thru-Bolts |
| Finish on this listing | Zinc Plated |
| Door thickness | 1-3/4 inch to 2 inch |
| Thread | 1/4-20 (catalog GAP21) |
| Pack | Box of 20 |
| Fire listing | NGP does not print UL10B or UL10C for this thru-bolt |
Ordering and Lead Time
Sold as a box of 20. This listing is 3/8 inch only. Lead time: 10-15 business days.
| Brand | National Guard Products |
| Housing Finish | Zinc Plated |
| Kit Includes | box of 20 thru-bolts |
| Fire Rated | Non-Rated |
| Mounting Type | Screw Applied - Exp Screw |
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