DS920 Waikato Sliding Patio Door Lock

Doric’s range of Sliding Patio Door Locks, based on the proven Doric Universal OEM Chassis set an industry benchmark for aesthetic appeal, corrosion resistance and reliability.

Incorporating a common lock body, designs within this range use common fixings and industry standard machining details offering fabricators the option to stock and fit multiple styles using the same processes.

Product code

  • DS920 Double Lock Set (Int & Ext. cylinders)
  • DS921 Latch Set (no cylinders)
  • DS922 Lock Set (Ext. cylinder only)
  • DS925 Lock Set ( Int. cylinder only)
  • DS928 Dummy Set (no cylinders)

External Handle – PolesiumTM, Zinc

  • DS890 – with cylinder – (suits DS920, DS922)
  • DS891 – no cylinder -(suits DS921, DS925 & DS928)

External Handle – Stainless Steel

  • DS890/2 – with cylinder – (suits DS920, DS922)
  • DS891/2 – (suits DS921, DS925 & DS928)
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  • Latch and deadlock all in one standard model offering end users flexible security options.
  • PolesiumTM and 316 Marine Grade Stainless Steel options offering high resistance to corrosion in aggressive environments such as sea front buildings.
  • All handles have symmetrical design. An important feature with four lite doors where locks meet and can be used for both left and right handed applications.


  • Utilise the Doric cartridge cylinder system which makes re-keying or changing cylinders quick and easy.
  • All locks form part of the Doric One KeyTM solution and can be keyed alike to other window locks.
  • Meets AWA ICP002-720 hour corrosion resistant test.

Product Details

Materials PolesiumTM, Zinc, 316 Stainless Steel
Finish Available Zinc: Powdercoat
Satin chrome plated
Satin Nickel
Chrome PlatedPolesium: MIll Finish
PowdercoatStainless Steel: Stainless Steel
Cylinder Both C4 pin and disc cylinders are available.
Disc cylinders are standard & One KeyTM solutions compatible.
Download DS920 product info Download fitting instructions

Ordering procedure

Lock or latch/External Handle/Keeper/Finish/Pin or disc. e.g. DS920/DS890/DS5001/Finish/Cylinder

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