Products / Window Locks / Awning Winders / DN450 | Mk2 Twin Chainwinder

DN450 | Mk2 Twin Chainwinder

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The ultimate chainwinder, unrivalled and unmatched for large awning windows.

The DN450 MkII Twin Chainwinder is an upgrade on Doric’s market-leading DN400 Twin Chainwinder, featuring a range of new features to deliver the ultimate solution in awning window control.

Unlike other operators on the market, the DN450 is manufactured using an extruded aluminium body which allows users to colour match into their environment seamlessly whilst exceeding corrosion resistance benchmarks.

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  • Satin Black
  • Pearl White
  • Silver
  • Custom on request available

Accompanied with our innovative adjustable chain restriction, the DN450 provides a solution to suit both residential and commercial settings, while complying with NCC standards and ICP 005.

Testing

  • CYCLE TEST – ICP 002
    Functionality test according to ICP 002: Completed & surpassed
  • ULTIMATE PULL TEST
    Completed and surpassed 5800N
  • MAXIMUM TORQUE TEST – OPEN
    Tested on handle in unlocked and open position: Completed & surpassed 7.42N
  • MAXIMUM TORQUE TEST – DEADLOCKED
    Tested on handle & lockbar in deadlocked configuration: Completed & surpassed 21.26N

Advantages

  • ADJUSTABLE CHAIN RESTRICTION
    Allows users to limit openings from 110mm to 265mm to comply with NCC standards and ICP 005 “Window Prevention & Protection of Openable Windows”
  • EASY LINK SASH PLATE
    Attaching the pitching chain is fast and easy with the Easy Link Sash Plate
  • LARGER CHAIN PITCHING
    Includes a 600mm chain pitching, allowing the chain to be mounted closer to the corners of a window, for better window performance
  • EXTRUDED ALUMINIUM BODY
    Can be Powder coated to colour match or contrast any window frame extrusion
  • FOLD DOWN LEVER
    Similar to other Doric chainwinders, the fold-down lever provides a neat appearance while still offering a smooth & effortless operation
  • KEYED & NON-KEYED OPTIONS
    Available in either keyed or non-keyed options. Suitable with Doric’s DS125, DS126 and DS127 Multi Key wafer cylinders
  • SAFE & SECURE
    Supplied with a Stainless steel Chain & Sash plate to ensure durability and performance

Product Details

Furniture Material Extruded aluminium body,
Zinc & Polesium™ Fold Down Lever
Stainless steel Chain & Sash Plate
Finish Available Standard Powder coat colours
Non-Standard Powder coat colours on request
Cylinder Multi Key Cylinders:
DS126 – 6 Disc Wafer Cylinder
DS125 – 5 Disc Wafer Cylinder
DS127 – C4 Profile Key
Download Brochure - DN450 Mk2 Twin Chainwinder

How to Order

Code Colour Cylinder
MDN450
Keyed		 Powder coat: Black, White, Silver,
Non-Standard (special order)		 DS125
DS126
DS127
MDN451
Non-Keyed		 Powder coat: Black, White, Silver,
Non-Standard (special order)		 —
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