The RTT Door Gap Tool is a compact and functional version designed to replace overpriced catalog alternatives. Created by Deviant Ollam, it is easy to carry on a keychain or lanyard, making it always accessible for use. Whether for NFPA 80 fire door inspections or penetration testing, this tool helps accurately measure door gaps and latch throw distances.
The RTT Door Gap Tool has measurement surfaces in the following sizes:
-
1/16"
-
1/8"
-
3/16"
-
3/8"
-
1/2"
-
3/4"