Manufacturers of window units

Lomax + Wood Limited

Made to order timber windows & doors

VELUX Company Ltd

Transforming spaces

Clement Windows Group

Superb steel windows, doors, screens and conservation rooflights

Fakro GB Ltd

Better fit a FAKRO

Dortek Ltd

Opening Innovation

Bailey Comar

Stonger Together

Epwin Window Systems

System house of Profile 22, Spectus and Stellar Aluminium

Schueco UK Ltd

Windows, doors and façades – sustainable and innovative

TRC Windows

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

Westbury Windows & Joinery Ltd

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

Granada Secondary Glazing

Secondary Glazing Specialists

Eurocell plc

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

Aluprof UK

Let's build a better future

Ventrolla Sash Window Specialists

Sash Window Specialists | Your Experts in Heritage Home Improvement

VEKA plc

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

George Barnsdale

Timber windows and doors, crafted over time

Smart Architectural Aluminium

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

NorDan UK Ltd

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

Raybloc (X-Ray Protection) Ltd

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

Gilcrest Manufacturing

High Specification Cleanroom Systems

Selectaglaze Ltd

Precision Bespoke Secondary Glazing. Sympathetic design and thermal, acoustic & security

Minimal Frame Projects

Architectural Glazing Specialists

Senior Architectural Systems Ltd

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

Mumford & Wood Ltd

Britain's finest timber windows and doors

Werkman Tech

Leading the world in vacuum glass technology

Sheerline

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

Metal Technology Ltd

Defining Spaces

AluK (GB) Ltd

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

Norrsken Company Ltd

Triple-glazed alu-clad timber windows & doors. Partnership that protects your reputation.

Roseview Windows

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

Kestrel Aluminium Systems

Bringing light into living

The Rooflight Co.

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

Sash Window Conservation Ltd

Expertly Crafted & Restored Timber Sash, Casement Windows and Doors

Stafford Bridge Doors Ltd

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

Jack Aluminium Systems Ltd

Commercial & Residential Aluminium Window & Door Systems

Kawneer UK Ltd

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