The DoorGap Gauge
What is The DoorGap Gauge ?
We Are The Original Patented - The DoorGap Gauge®
United States Patent #7591073
You will find the latest information here (Copyright Registration number TX 9-448-191) ...
Hardware Specification - 087100
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Steel Frames and Doors Specification - 081100
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Measuring Door Gap Dimensions - 180417
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Smoke and Barrier Partition Requirements
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Doors & Hardware Clearances Article
This article by Lorin Neyer of California really puts a perspective on what the Fire Marshal is looking for when they inspect a fire related door. Originally printed in the June 2002 issue of Doors & Hardware magazine.
Standards
Door Assembly Clearance Requirements
NFPA 80 Current Editions
- Steel Doors - The clearance between the top and the vertical edges of the door, the frame, and the meeting edges of doors swinging in pairs shall be 1/8" - 1/16" for Steel Doors.
- Non-Combustible Sills - The clearance under the bottom of a door and raised non-combustible sills shall be a maximum of 3/8".
- Wood Doors - The Clearance between the top and vertical edges of the door, the frame and the meeting edges of doors swinging in pairs shall not exceed 1/8" for Wood Doors.
- Dutch Doors - Where the bottom of the door is more than 38" above the finished floor, the clearance under the bottom of a door shall be a maximum of 3/8" (i.e. Dutch Doors).
- Bottom of Door - The clearance under the bottom of a door and non- combustible surface where no sill exists shall be a maximum of 3/4".
Contacts
Address:
PL2, LLC
PO Box 1629
Collierville, TN
28027-1629
USA
Phone:
+1 502-645-0338
Email:
tec530@gmail.com