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Briton 389.N

Finish:

A surface mounted push pad emergency exit device operating a mortice cylinder nightlatch. Intended for use on escape routes by fully trained personnel.

Suitable for all single doors and in combination with Briton 372 on the active leaf of non-rebated double doors
Designed to satisfy emergency exit applications
For use on fire & smoke doors up to 1300mm wide, height 2500mm and door weight 200kg
Anti-thrust device prevents forced latch retraction
Site reversible - easy to hand on site
Dual profile cylinder mortice nightlatch accepts euro and oval profile cylinders (cylinder not supplied)
Nightlatch can be operated from outside by cylinder or other outside access device
5 year guarantee

UKCA Marked to EN 179 (1121-CPR-ABB7573)
CE Marked to EN 179 (2812-CPR-ABB0020)
Certifire Approved (CF5506)
Fire tested to EN 1634 on timber doors to achieve a 1 hour fire rating, and 4 hours for metal doors
Environmental Product Declaration in accordance with ISO 14025 and EN 15803

UKCA Certificate

Certifire Certificate

UKCA Declaration of Performance

Environmental Product Declaration

CE Certificate

CE Declaration of Performance

Item Ref:	Description	Finish
389.N	Push pad with mortice nightlatch	SE
389M.N	Push pad with mortice nightlatch for metal doors	SE

Accessories

1413.LE Outside Access Device Lever Operated

1413.KE Outside Access Device Knob Operated

379/1001 Mortice Latch

For use on fire doors up to 2hr timber and 4hr steel (depending on the performance of the associated panic or emergency exit system). Please refer to certification for details.

Fixing Kits

370EMT Emergency Mortice Latch Fixing Kit

All Briton exit devices are supplied with self-tapping screws suitable for timber and metal doorsets. For customers who prefer machine screws, alternative fixing packs are available.

Screw Packs

379/919/ZP Screw Pack

(Metal Doors)

379/940/ZP Screw Pack

(Timber Doors)

Product Information

Template & Fixing Instructions

389.N Installation Instruction