Surface bolts for double doors

What is a surface bolt?

Whether you work with double doors or dutch doors or want an added level of security at a standard door, surface bolts can give you the stability and security you need.

How do you install a surface bolt on a door?

SURFACE BOLT INSTALLATION Most surface bolts include hardware for mounting to the top or the bottom of the door . 2. Hold the bolt 1/2″-3/8″ from the edge of the door when retracted. If your bolt has concealed screw holes (A), slide the bolt to expose the holes and use a pencil to mark the hole locations.

What is a flush bolt on a door?

Flush bolts are used most often on french doors . Flush bolts are recessed into the door edge (top and bottom) and slide upward or downward into the jamb (or threshold) to keep the door closed.

What is a manual flush bolt?

Manual flush bolts are often the preferred method of locking the inactive leaf on those pairs, rather than panic hardware on both leaves or automatic flush bolts and a coordinator.

How do surface bolts work?

Unlike Flush Bolts , Surface Bolts are not mortised into the door. Instead, many are simply secured with screws to the door. Surface Bolts work by sliding the bolt into the strike; for this reason, they are also known as Slide Bolts .

What is the thing that keeps the door closed called?

door closer

What is an Astragal on a door?

Double doors often require a hardware device known as an ” astragal .” The astragal helps seal the gap between pairs of doors , and is used to block sound or air drafts.

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What are flush bolts used for?

Flush bolts are used on pairs of doors to secure the inactive leaf, 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.

What does a dust proof strike do?

The dust proof strike uses with flush bolts to prevent dirt, dust and debris from floor clogging strikes , could be with thresholds or without thresholds.