Mortise Exit Devices

What is a Mortise Exit Device?

An exit device, also known as a push bar, panic exit device, or panic bar, is a type of door hardware that allows people from inside the building to exit without having to unlock the door while the doors remain locked from the outside. 

A Mortise Exit Device features a mortise lock in the mechanism. It requires a mortise, or a pocket, in the door frame to function properly. It is used with single doors as well as double doors. Just like all exit devices, mortise lock exit devices are designed to provide building occupants a fast and secure egress in emergencies.

Mortise Lock Exit Devices are a safe and practical way of unlocking a door from the inside. Park Avenue Locks stocks a variety of mortise exit devices, from leading brands such as Yale and Cal-Royal, in many standard finishes. We pride ourselves in bringing you the best quality hardware that is functional as well as aesthetically pleasing.

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Exit Devices are usually installed were mandated by code to provide building occupants a fast and secure egress in emergencies. It is also commonly used in places where it's not required by law, due to its durability and ease of use. 

Exit Devices are available in four basic styles. Here will give you a quick summary of the most popular exit devices. 

Rim exit devices feature a latch that engages a strike, which is surface mounted to the soffit of the frame. These are most commonly used with single doors.

Surface Vertical Rod Exit Devices latch into the top and/or bottom of the door frame, making it the best option for exits with double doors without a mullion. These are applied to the surface of the door. 

Concealed Vertical Rod Exit Devices latch into the top and/or bottom of the door frame, making it the best option for exits with double doors without a mullion. These are concealed in the door for added security and/or for aesthetics.

Mortise exit devices feature a mortise lock body that sits inside a pocket prepped in the side of the door. These are most commonly used with a standard strike prep.

How Does A Mortise Lock Work?

A mortise lock is a lot more secure than other locks because it utilizes the strength of the door frame. For a mortise lock to function correctly, it needs a mortise, or a pocket, in the door frame, and the bolt of the lock fits into the mortise. 

The mortise lock consists of four parts. The main part is the body part that is fitted within the door. It is usually not seen, but this part controls the opening and closing of the bolt when the key is turned. It works with a variety of lock trims like doorknobs, lever pulls or handles sets, depending on your preference of style and design. Then you have the strike plate that surrounds the mortise in the door frame, strengthening it while preventing any wear and tear of the wood. Finally, there’s the keyed cylinder or lever mechanism which actually operates the lock.

It is important to properly fit a mortise lock for utmost security, as it is possible to be forced open with a plastic card. However, the good thing is that it is it’s extremely difficult to pick a mortise lock. 

Various styles of panic hardware are available in mortise exit devices. Please browse through our complete product line, which is available in many sizes, styles, and finishes. Our knowledgeable staff is standing by to help you find the one that best fits your specific needs. If you don't see it here, don't hesitate to contact us. The chances are that we have what you need and for a great price.