By city
London 17Birmingham 10Manchester 7Leeds 7Norwich 7Sheffield 6Derby 6Bristol 6Coventry 6Swindon 6Nottingham 6Cardiff 6Huddersfield 5Milton Keynes 5Preston 5Hull 5Southampton 4Glasgow 4Cheltenham 4Edinburgh 4Peterborough 4Bedford 4Reading 4York 4
| Name | Category | Address | City | Opening times |
|---|---|---|---|---|
| Swindon Composite Doors | Window supplier | Commercial Rd | Swindon | Mon–Sat 09:00–17:00 |
| Team Frames - Brighton | Window supplier | Unit 4, Trade Park | Brighton | Mon–Thu 07:30–17:00 |
| The London Sash Window Company | Window installation service | 41 High St | London | Mon–Fri 09:00–17:30 |
| The Shinfield Window Company | Window installation service | Acre Business Park, Unit D10 Acre Rd | Reading | Mon–Sat 08:00–17:00 |
| The window and door fixer | Glass repair service | 39 Skaithmuir Rd | Cardiff | Thu Open 24 hours |
| The Window Company Manchester | Window installation service | 1221 Chester Rd | Manchester | Mon–Fri 09:00–16:45 |
| ThermEco Windows and Doors | Window supplier | Unit 2, Cloverfield Industrial Estate, Lopham Rd | Norwich | Mon–Fri 09:00–17:00 |
| Thorntons | UPVC Windows | Doors | Timber Windows & Doors | Double glazing installer | Unit 2, Albert St | Huddersfield | Fri 08:00–16:30 |
| TJS Carpentry | Carpenter | 7 Tuscan Rd | Bedford | Mon–Tue 08:30–17:00 |
| Tooth Joinery LTD | Joiner | 23 High St | Coventry | Mon–Fri 08:30–17:00 |
| Trade Cost Windows Limited | Double glazing installer | Unit D Kestrel Way | Swansea | Mon–Thu 07:30–16:30 |
| Trade Glazing Systems Ltd | Window supplier | 19 Wendover Rd | Norwich | Mon–Tue 07:30–16:30 |
| Trade Upvc Windows And Doors | Window supplier | 48 W George St | Glasgow | Mon–Fri 08:00–18:00 |
| TruSeal Plastics Doncaster | Roofing supply shop | Unit 17, West Moor Park Networkcentre, Yorkshire Way | Doncaster | Mon–Thu 07:30–16:30 |
| TruSeal Plastics Leeds | Plastic products supplier | Unit 4A, Olympia Industrial Estate, Gelderd Ln | Leeds | Mon–Thu 07:30–16:30 |
| UPVC Window Factory | Window supplier | g, 1 Anthony Way | London | Mon–Fri 08:00–17:00 |
| Vellacine | Window installation service | Hadfield Rd | Cardiff | Mon–Thu 07:00–17:00 |
| Waterside Windows & Conservatories Ltd | Window installation service | 4, Weston Lane Industrial Estate, Weston Ln | Birmingham | Mon–Fri 09:00–17:00 |
| Wharfside Supplies Ltd. | Window supplier | Wharfside Industrial Estate, Unit 38 Wharfside | Milton Keynes | Mon–Fri 07:30–17:00 |
| Window Maker LTD | Window supplier | Unit 8A, SIC Trade Park, 66-70 Morfa Rd | Swansea | Thu 07:00–16:30 |
| Window Pains Mk | Window installation service | 88 Milton Rd | Milton Keynes | Mon–Sat 09:00–17:00 |
| WindowMart Swansea | Window installation service | 59 Rhydypandy Rd | Swansea | Mon 07:00–18:00 |
| Windoworld Doctor | Window supplier | 30 Barrack St | Colchester | Fri 09:00–17:00 |
| Windows Etc | Double glazing installer | 38 Heckworth Cl | Colchester | Mon–Thu 07:00–16:30 |
| Wooden Windows | Window supplier | Wooden Windows, Gordon Banks Dr | Stoke-on-Trent | Mon–Fri 08:00–17:00 |
| WSW Group UK LTD | Window supplier | Unit 1, Swift Business Centre, Keen Rd | Cardiff | Mon–Fri 08:00–17:30 |
| York Windows & Garage Doors Ltd | Window supplier | 14 Ostman Rd | York | Mon–Fri 08:30–17:30 |
| YourSashWindows.com | Window supplier | Unit 3A Mackenzie Industrial Estate, Bird Hall Ln | Stockport | Mon 08:00–17:30 |
| 365 Glass & Glazing Ltd | Glazier | 113B Central Park Trading Estate, Petherton Rd | Bristol | Mon–Fri 08:00–17:00 |
| Aluxi Living | Door supplier | Pitt St | Manchester | — |