Yale Lockmaster Multipoint UPVC Door Lock Inc. Left or Right Keep

Sale price£119.99


Celebrating decades of Lockmaster, Yale is proud to introduce Lockmaster 21, the latest innovative addition to Britain's best-selling range of multipoint door locking systems.

Locking Points

  • Lockmaster's signature hook and pin unit has been carefully positioned within 100mm of the pre-compression rollers
  • Strengthened centre case offering enhanced security for added peace of mind
  • Pre-compression rollers
  • Sprung and unsprung centre cases to suit front and back door applications; now with centre anti-separation hook as standard
  • Easy to use push-in latch snib feature to prevent accidental lock-outs
  • Available in 35mm backset option
  • Suitable for PVCu, aluminium, composite and timber doors


  • Yale branded
  • Manufactured from 430 stainless steel
  • 16mm faceplate
  • Range includes square and radius ends options
  • Aluminium and plastic 44mm trim sets available for use on composite doors


  • Secured by Design approved
  • PAS 24:2016 security tested
  • BS EN 1670:2007 Grade 4 (240hrs. NSST)
  • Tested to a minimum of 100,000 cycles
  • 10 Year Mechanical Guarantee
  • Made in Britain
  • Lifetime Security Guarantee when used in conjunction with other Yale hardware*

Material Specification

  • Lockcase:Galvanised mild steel
  • Faceplate:430 stainless steel
  • Keeps:Mild steel, BZP and clear trivalent

What's included?

  • 1x piece lock
  • 1x Keep (left hand or right hand). Please specify when ordering.


Yale recommends that all moving components are lubricated using a non-acidic mineral oil at least twice a year and surface cleaned with a damp cloth. The product may need to be adjusted to ensure satisfactory operation.

Brand: Yale

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