Our heritage casement windows perfectly echo the smooth, traditional styling of historic windows.

Ideally suited for refurbishment contracts and listed buildings, our conservation casement windows also bring an evocative timelessness to contemporary developments.

This premium product boasts time-honoured details, including traditional putty; and is offered in a choice of hardwood and softwood frames, plus RAL finishes.

Single or double Slimlite glazing means these casement windows deliver both historic styling and modern thermal and acoustic performance.

A versatile choice, our heritage casement windows are available as inward or outward opening, side-hinged or top-hung.

For non-listed buildings, you may wish to consider our traditional timber casement windows.


Product guidance - As Standard
Frame 55 x 105 mm - Standard. 55 x 86 Optional. Manufactured using mortise and tenon joints, glued and mechanically fixed.
Sash 42 x 45 mm - Standard.
Still projection 50 mm, 60 mm, 70 mm, 80 mm, 90 mm, 100 mm, 110 mm
Wood moisture protection 12-19%.
Glazing beads External Traditional putty glazed.
Product specification
Material Frame+Sashes Engineered redwood, Bottom Cill in Solid Hardwood - Standard. Engineered hardwood, Accoya, European oak.
Finish Three coat spray applied factory finish using water based micro-porous paint/ stain.
Colour White - RAL 9016 - Standard. Any RAL - from RAL classic range. Stain - from TRC stain range.
Glazing Double slimlight glazed, 4/6/4 Low-E top sash – 4toughened/6/4 toughened bottom sash – Standard. Single Glazing of 4 mm or 6mm thick toughened - Optional.
Perimeter spacer bars White perimeter spacer - Standard. Black spacer optional.
Solid Bar Ovolo 24 x 45mm.
Trickle ventilation Through sash trickle ventilator. EA 1700, 4400, 5000 mm²
Child restrictor Child safety catch type restrictor - standard.
CAD Drawings
Heritage Casement Windows
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