3 Lever Architectural Quality Mortice Sash Lock - CE Marked - Fire Rated - Certifire Approved - Polished Stainless Steel

Catalogue Number:

Starting at £27.00 £22.50

Full Description Related Products
Product Name Price Qty
20592.1 - 3 Lever Architectural Quality Mortice Sash Lock - CE Marked - Fire Rated - Certifire Approved - 64mm Case Depth (44mm Backset) - Polished Stainless Steel
£27.00 £22.50

Per Each
20592.2 - 3 Lever Architectural Quality Mortice Sash Lock - CE Marked - Fire Rated - Certifire Approved - 76mm Case Depth (57mm Backset) - Polished Stainless Steel
£27.05 £22.54

Per Each
  • Architectural quality Easy turn mortice sash.
  • Medium level security 3 lever lock.
  • For use on doors that require door handles and need to be locked via a standard "chubb" style key.
  • Must be used in conjunction with some form of door handle.
  • Comes supplied with a polished stainless steel (shiny finish) forend and frame mounted strike plate including black plastic back box.


  • Latch is withdrawn via a lever handle from either side of the door (handles sold separately).
  • Deadbolt is locked and un-locked via the supplied cut keys.
  • Key differed - if ordering more than one lock each lock will come with different keys. (Please contact us if you would like multiple locks under the same key).


  • Solid brass guided latch.
  • Solid brass deadbolt with anti-saw rollers.
  • Medium to heavy weight springing.
  • Adjustable spring strength, ideal for use with sprung or un-sprung lever furniture. (Spring strength can be adjusted by simply removing a screw on the edge of the lock case).
  • Bolt through facility for bolt together fixing lever handles and accessories at 38mm centres.
  • 8mm x 8mm spindle follower (to suit standard UK size spindles).
  • Patented Easi-T latch reversal mechanism - the latch can be reversed on site without taking the lock case apart.
  • Reversible and adjustable strike plate.


Security Level 

  • Medium security architectural range.
  • Suitable for use on internal doors in residential, commercial or public buildings.
  • 3 lever cut keys made from solid brass.


  • Polished stainless steel - (shiny finish ideal for matching with polished stainless steel, polished nickel or polished chrome products).


Alternative Finishes Available

  • Satin stainless steel.
  • PVD Brass
  • Florentine bronze.


  • Available in two sizes
  • 64mm case depth (44mm backset).
  • 76mm case depth (57mm backset).

dimensions of the Eurospec E*S - 3 lever architectural quality mortice sash lock

Item CodeLock Case Depth (A)Backset To Keyhole (B)
LSS5325/FSF5004BSS 64mm 44mm
LSS5330/FSF5004BSS 76mm 57mm

Standards This Product Conforms To

  • Lock case tested and passed to BS EN 12209. The British / European standard requirements and test methods covering locks and latches. Classification number - 2H810F2KD2A.
  • Tested and passed to BS EN 1634 the British / European standard for determining the fire resistance of door and shutter assemblies including hardware. Assessed for use on 30 minute and 1 hour timber fire doors FD30 / FD60.- Intumescent lock case liners required (sold separately).
  • Certifire approved.
  • CE Marked.
  • Declaration of performance (DoP) - please see the additional information tab to download the certificate.

Options Available To Order

  • Keyed alike - (please contact us if you would like a number of looks to operate under one key).
  • This lock is also available to order with radius (rounded shape) forend and strike plates. Please contact us for lead times and prices.
  • Intumescent sheets and lock case liners are available. Please see our intumescent fire rated products category for details.

Rebate Kit For Double Rebated Doors

  • 23015.1 - 13mm satin stainless steel rebate kit for use with Eurospec architectural sash locks.
  • Please note the above rebate kit is a satin (brushed) finish.

Unit Of Sale

  • Each - (1 x lock case supplied with forend, strike plate, plastic back box and 2 keys).
More Information
Item 20592
Item Code 20592
Finish Polished Stainless Steel
Dimensions 64mm or 76mm Case Depth
Fire Rated FD30 / FD60 - Fire Rated
Sold Per Each
Availability Stock item - please allow 1-3 days for delivery
Stock item - please allow 1-3 days for delivery
Download PDF Data Sheet
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