Application:

  • For timber doors hinged on the left or right.
  • Also suitable for steel and composite doors – special fixings required.

Operation:

European style casing with:

  • Latch bolt withdrawn by the lever handle from either side.
  • Easily reversible latch bolt.
  • Pierced to accept bolt through furniture.
  • Suitable for unsprung lever furniture.

Features:

  • Profiled latch bolt for smooth and positive engagement during operation.
  • Single piece forend for quick and easy installation.
  • Easily reversible stainless steel latch bolt.
  • Supplied with an adjustable formed strike.
  • Three part follower provides spindle grip feature to reduce rattle and provide positive operation
  • Positive 1° follower angle to help maintain the appearance of the door furniture over time by reducing lever droop.

5 year guarantee.

Additional information for this product is available from:

http://www.uniononline.co.uk/en/site/Union-Online/Products/Mechanical-Locking/Mortice-Locks/Aptus2/

Related literature

The following content references this product:

Standard product features

General:

  • Case size: 88 mm.
  • Backset: 60 mm.
  • Case: Galvanized steel.
  • Forend: Stainless steel.
  • Striking plate: Stainless steel.
  • Latch bolt: Zinc.
  • Follower: Zinc, 8 mm.

Colour/ Finish:

Stainless steel.

Standards:

  • Tested to BS EN 12209:2003.
  • BS EN 1634-1 assessed for use on 60 minutes timber fire doors.
  • EC Certificate number: 0960 - CPD - 427.003.
  • Assists in fulfilling duties required under the Equality Act. Satisfies recommendations of BS 8300 and Building Regulations (E&W) Approved Document M.

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

NBS Buliding logo
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

Aptus² Mortice Latch L2B23

Type

[J2B23S-SS60]
-
Mortice latch, square.
[J2B23R-SS60]
-
Mortice latch, radius.

Manufacturer details

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