Home > Companies > ASSA ABLOY Opening Solutions UK & Ireland > Modular Escape Double Nightlatch 500/4

Application:

Locks for exit doors offering a very high degree of security from the outside, but allowing unrestricted exit. Suitable for doors to flats and apartments, hotel bedrooms and commercial premises.

Features:

  • Available with backset 50 or 70 mm.
  • Upright mortice locking latch with cylinder outside and blind rose inside. Upper bolt deadlocks automatically when door is closed.
  • Snib for locking bolt into lockcase.
  • Internal handle gives exit at all times.
  • Supplied with striking plate.
  • Split Follower Lock; incorporates different and separate functions on either side of the door.

Function:

- Outside:

  • Both latchbolts are retracted with key.
  • Lower latchbolt is retracted with handle.

- Inside:

  • Both latchbolts are retracted with lever handle.
  • The lock-back mechanism in the face plate has the following functions: Upper latchbolt is locked back with snib.

Suitable cylinders:

Scandinavian oval or round:

  • ASSA 5-Pin.
  • ASSA Flexcore Plus.
  • ASSA 4800.
  • ASSA Twin Combi.
  • ASSA dp4400.
  • ASSA CLIQ.

Additional information for this product is available from:

http://www.assa.co.uk/en/site/assacouk/Products1/?groupId=644173

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-25-18/310 Door and window locks and latches

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying

Manufacturer

Name:

ASSA ABLOY Opening Solutions UK & Ireland

Tel:

+44 (0)1902 364120

Product reference

Modular Escape Double Nightlatch 500/4

Door thickness

[ ______ ]

Handing

[Left hand inward opening]
[Left hand outward opening]
[Right hand inward opening]
[Right hand outward opening]

Backset

[50 mm]
[70 mm]

Colour/ Finish

[Bright zinc]
-
Special finish
[Polished brass]
[Satin chrome]

Manufacturer details

ASSA ABLOY UK Ltd,
School Street,
Willenhall,
West Midlands, WV13 3PW
Tel +44 (0)1902 364120
Fax +44 (0)1902 364000
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RIBA CPD