Flush casement windows and replacement windows for period homes

Energy efficiency for period properties with no compromise on design.

Timber alternative windows for period properties in Lancashire

Profile 22 Optima Flush combines traditional style and advanced thermal performance.

Optima Flush double-glazed and triple-glazed windows from Profile 22 combine a technically advanced multi-chamber low maintenance uPVC double glazed system with traditional timber sightlines.

Ideal for replacement windows in period properties, this includes a defining flush casement finish and traditional 90-degree mechanical jointing options.

Period detailing for replacement windows and doors

Optima Flush Casement timber-alternative windows are also available with traditional top and deep bottom sash rail options, heritage dummy sash on frames with fixed lights and integrated hardware including monkey-tail handles and dummy peg stays.

With a simple chamfered finish to the sash externally, the outer-frame is available in either the Optima sculptured (QS) or chamfered (QC) finish internally.

Profile 22 window colour and woodgrain finishes

Choose from a subtle colour range including dedicated heritage options.

Our extensive colour and finish range from traditional woodgrain options, to contemporary greys and subtle creams and whites brings incredible design flexibility to low maintenance and energy efficient PVC-U windows and doors.



Anthracite Grey

Chartwell Green

Agate Grey

Hazy Grey


White Foils

HALO Flush Sash windows

A seamless addition to period homes.

Manufactured using the patented Timberweld technology Halo Flush Sash Windows are available in either a classically mitre-welded option or 90-degree weld, replicating traditional timber joints.

AluK Optio 58BW Flush Sash aluminium windows

An understated elegance.

The AluK Optio 58BW Flush Sash aluminium window combines an ultra-slim 46mm sash, with a flush finish to the frame, to create a clean and contemporary appearance.

It can also be combined with different colour options to create a more subtle and understated finish.

Like the rest of our window and door range, it features multi-point locking and cutting edge thermal breaking technologies.