What is a flush bolt on a door?
Flush bolts are used to secure the inactive leaf of a pair of doors, projecting into the frame head and into a floor strike. In this application, the active leaf would typically have a lockset which latches into a strike mounted on the edge of the inactive leaf.
How does a door flush bolt work?
Automatic flush bolts are projected and retracted without any manual operation required. When the active leaf is opened, the flush bolts are retracted, allowing the inactive door to open. When the active leaf is closed, the flush bolts are automatically latched again.
What are door bolts called?
Door bolts are the bracket-secured components that slide across doors to reinforce locks and provide additional security measures. They are commonly found in many domestic, commercial, and industrial environments. They have a number of alternative names, including flush bolts, gate bolts, and rack bolts.
Can manual flush bolts be used on fire rated doors?
For pairs of doors this typically means that automatic flush bolts must be used, but NFPA 80 includes a potential exception to this rule – manual flush bolts may be used on pairs of fire doors leading to rooms that are not normally occupied by people (where acceptable to the AHJ). …
How do you fit a straight door bolt?
How to Fit a Door Bolt and Door Keep
- Decide on Height of Door Latch.
- Mark First Screw Hole and Drill Pilot Hole.
- Screw on Door Bolt in First Screw Hole.
- Level Door Bolt and Mark Second Screw Hole.
- Insert Remaining Screws.
- Mark Fixings for Door Keep.
- Chisel out Architrave if Needed.
- Tidy up the Recess.
What is a necked door bolt?
This is a heavier duty bolt which has a cranked end and is suitable for use where the frame or wall is perpendicular to the face of the door. …
What is a Brenton bolt?
Brenton pad bolts are available in either a galvanised or painted black finish. These padlockable bolts provide security for gates and shed doors. Brenton pad bolts can be securely fitted to a gate or shed door horizontal rail.