Manufacturers of window units

Reynaers Aluminium

Together for Better

Aluprof UK

Let's build a better future

Dortek Ltd

Opening Innovation

Westbury Windows & Joinery Ltd

An impressive reputation for manufacturing premium quality timber windows, doors and roof lanterns

TRC Windows

Experts in New Bespoke Timber Sash & Casement windows. Masters of Window Restoration

Ventrolla Sash Window Specialists

Sash Window Specialists | Your Experts in Heritage Home Improvement

AluK (GB) Ltd

A leader in design and engineering of aluminium façade systems: curtain walling, windows and doors

Sheerline

Innovative aluminium window, door and roof lantern systems made in the UK.

VEKA plc

Leading the global development of PVCu systems through quality, innovation & sustainability

Metal Technology Ltd

Defining Spaces

Selectaglaze Ltd

Precision Bespoke Secondary Glazing. Experts in retrofit and security projects.

Eurocell plc

Leading manufacturer & distributor of PVC-U window, door, conservatory and roofline systems

Schueco UK Ltd

Windows, doors and façades – sustainable and innovative

Fakro GB Ltd

Better fit a FAKRO

George Barnsdale

Timber windows and doors, crafted over time

VELUX Company Ltd

Transforming spaces

Werkman Tech

Leading the world in vacuum glass technology

Granada Secondary Glazing

Secondary Glazing Specialists

Epwin Window Systems

System house of Profile 22, Spectus and Stellar Aluminium

Roseview Windows

Specialist manufacturers of timber-alternative sash windows and aluminium secondary glazing

Gilcrest Manufacturing

High Specification Cleanroom Systems

Kawneer UK Ltd

A global leader in innovative façade solutions that make buildings capable of greater performance.

Mumford & Wood Ltd

Britain's finest timber windows and doors

Smart Architectural Aluminium

The UK's leading supplier of Residential and Commercial aluminium window and doors

Senior Architectural Systems Ltd

Innovative window, door and curtain wall systems bringing buildings to life.

Gowercroft Joinery Limited

Award Winning Timber Windows and Doors of Exceptional Quality

Bailey

Aluminium Curtain Walling, Windows, Doors, Framing, Ground Floor Treatment

The Rooflight Co.

Awakening the beauty of natural light through rooflights and roof windows.

Clement Windows Group

Superb steel windows, doors, screens and conservation rooflights

NorDan UK Ltd

NorDan is Europe's Preferred Manufacturer of High-Performance Timber Windows and Doors

Lomax + Wood Limited

Made to order timber windows & doors

Kestrel Aluminium Systems

Bringing light into living

Fabco Sanctuary

Slimline Steel Windows and Doors

Stafford Bridge Doors Ltd

Market leaders in the manufacture and installation of security, ballistic & blast solutions

Crittall Windows Ltd

Steel windows, doors and internal screens

Raybloc (X-Ray Protection) Ltd

The Radiation Shielding Specialists. Manufacturer & installer of complete lead shielding packages.