Briton 389.N Emergency Exit Device With Mortice Nightlatch

The Briton 389.N emergency exit device, part of the 370 series, is designed for optimal safety and efficiency, making it an essential component for emergency exit applications. This push pad device operates a mortice nightlatch, ensuring easy and reliable access in emergency situations. Engineered to comply with EN 179 standards, it is ideal for those aware of escape routes and trained in the device's operation.

Key Features and Benefits

• Compatible with single doors and, when paired with Briton 372, suitable for non-rebated double doors.
• Designed for fire and smoke doors ranging from 665mm to 1300mm in width.
• Incorporates an anti-thrust mechanism to deter forced latch retraction.
• Site reversible, allowing for simple adaptation on-site.
• The mortice nightlatch accepts euro and oval profile cylinders, facilitating external operation via cylinder or access devices.

Certifications

This device is UKCA and CE marked to EN 179, emphasizing its compliance with industry safety standards. Additionally, it is fire tested to EN 1634-1 for up to 1-hour on timber and 4-hour on steel doors.

Ideal Use Cases

The Briton 389.N is perfectly suited for environments where emergency preparedness is paramount, such as in commercial buildings with designated emergency routes. Its robust design and certified fire resistance ensure reliability in critical situations.