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Technical Update – September 2022

Mitred Beads (Stoke)

Welded frames will be manufactured with mitre beads as standard. We will remove the option to order scribed beads on welded frames on 1st October.

Mechanically jointed frames will continue to be supplied with scribed beads only.

There will be no need to state on order forms (which are all being updated).

Handles and Vents Fitted to the Frame from Mid-September (Stoke)

All handles and trickle vents will be fitted to the frames in the factory and protectively packaged on all 4 corners.

Other loose items such as cill end caps will be added to the cill packs.

Residence Collection

Residence R7 can now be ordered fully mitre welded and unglazed. Glass will be supplied loose not glass bonded (unless specified by the customer).

Improved packaging including wooden skids on the bottom of each frame and more protective packaging.

ALL Residence frames are now PAS24 as standard, including open in and open out doors, single and French doors – available in the same colours as the windows.

New foiled trickle vents are now in stock and available on Window Designer.

Sheerline Aluminium

We can now supply the full range of Sheerline Aluminium with the full stock colour options.

We will also offer a number of new handles options including Fab & Fix Handles plus Monkey tail or Pear Drop handle options (these work well with Classic ‘Steel Replica Window’ Range).

Matt painted trickle vents suitable for Sheerline are now in stock.

Handles: Handle upgrade for Classic and Prestige window ranges

Includes single and French doors, windows, tilt and turn windows and the bi-fold system.

Single door and French door can be fabricated in Prestige bi-fold sections for the ultra slim look. Looks great as a stepped sash steel replica door.

We have a new and exclusive on trend handle and separate escutcheon for the new Sheerline bi-fold, colour matched to intermediate handles.


Sheerline Classic

Ultra slim window system now available with stepped or contemporary in standard or flush frame.

Available with choice of standard handles or upgrade to traditional monkey tail or pear drop.

Sash options:

Sheerline Lantern

  • Low U-Value roof solution
  • Easy and quick to install
  • No tie bars required in spaces up to 6m x 3.2m
  • Matt painted trickle vents suitable for Sheerline aluminium are now in stock.

Gallery 44 & Gallery Gripcore Updates

Slam Auto Lock now available in 2 height positions – Heritage (shoulder height) and Standard (mid height) on all Gallery 44 & Gripcore doors.


  • Solid inner core engineered with a hybrid of modern materials
  • Very low thermal movement for less customer call backs
  • Available in the same styles and colours as Gallery 44
  • Foiled trickle vents in stock

New Order Forms

New order forms are now available for Sheerline and Eurocell products.

Download them here: https://www.listerwindows.co.uk/downloads/

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