Manufacturers of window units

VELUX Company Ltd

Transforming spaces

Metal Technology Ltd

Defining Spaces

Gowercroft Joinery Limited

Award Winning Timber Windows and Doors of Exceptional Quality

Werkman Tech

Leading the world in vacuum glass technology

Selectaglaze Ltd

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

Smart Architectural Aluminium

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

Reynaers Aluminium

Together for Better

Schueco UK Ltd

Windows, doors and façades – sustainable and innovative

Eurocell plc

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

TRC Windows

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

AluK (GB) Ltd

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

Crittall Windows Ltd

Steel windows, doors and internal screens

Lomax + Wood Limited

Made to order timber windows & doors

Roseview Windows

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

Sash Window Conservation Ltd

Expertly Crafted & Restored Timber Sash, Casement Windows and Doors

George Barnsdale

Timber windows and doors, crafted over time

Mumford & Wood Ltd

Britain's finest timber windows and doors

NorDan UK Ltd

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

The Joinery Network Ltd

The UK's independent timber window & door system

Epwin Window Systems

System house of Profile 22, Spectus and Stellar Aluminium

Lamilux Rooflights Ltd

Specialists in rooflights, skylights, roof access hatches and smoke ventilation for flat roofs

Senior Architectural Systems Ltd

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

Cantifix Ltd

Achieving the Impossible. Award-winning architectural & structural glass specialists.

Sheerline

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

Stanbrook & Nicholson

We manufacture and install bespoke windows and doors that can make your dream home become a reality

Granada Secondary Glazing

Secondary Glazing Specialists

Glazing Vision Ltd

Minimise Framework, Maximise Daylight.

Jack Aluminium Systems Ltd

Commercial & Residential Aluminium Window & Door Systems

Ventrolla Sash Window Specialists

Sash Window Specialists | Your Experts in Heritage Home Improvement

Bailey Comar

Stonger Together

Fakro GB Ltd

Better fit a FAKRO

Minimal Frame Projects

Architectural Glazing Specialists

Norrsken

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

Kalwall

The most highly insulating, diffuse light-transmitting, structural sandwich panel in the world.

Gilcrest Manufacturing

High Specification Cleanroom Systems

Dortek Ltd

Opening Innovation