By city
London 23Manchester 16Stoke-on-Trent 13Southampton 12Sheffield 12Leicester 12Birmingham 12Colchester 11Swindon 11Huddersfield 10Hull 10Doncaster 10Leeds 9Derby 9Bristol 9Norwich 9Preston 9Nottingham 9Stockport 8Bradford 8Coventry 8Milton Keynes 8Cheltenham 8Belfast 8
| Name | Category | Address | City | Opening times |
|---|---|---|---|---|
| Ealum Ltd | Double glazing installer | 40 Caversham Rd | Reading | Mon–Sat 09:00–17:00 |
| Eastern Garage Doors | Garage door supplier | Stuart House East Wing, St John's St | Peterborough | Mon 07:00–17:00 |
| Ebor Windows | Window supplier | Unit 1 Keswick Way | York | Mon–Fri 09:00–16:00 |
| Ecoframes & Energy Saving Solutions Ltd | Window installation service | Unit4, Chapman Street Industrial Estate, Chapman St | Hull | Mon–Thu 07:30–16:30 |
| Edinburgh Glass & Glazing | Window supplier | 22 Featherhall Ave | Edinburgh | Mon–Fri 08:00–16:30 |
| Elite Entrances Limited | Garage door supplier | 22 Northlea Ave | Bradford | Mon–Fri 07:00–18:30 |
| Elmhurst Windows | Window supplier | 3 Austhorpe View | Leeds | Mon–Sat 10:00–15:00 |
| Emereo Limited | Double glazing installer | Britannia Industrial Estate, Unit 13 Denard, Tanyard Rd | Huddersfield | Mon–Thu 08:00–17:00 |
| Entec Doors Services ltd | Door supplier | Aston Court, Unit 17 & 18, Kingsland Grange | Warrington | Daily Open 24 hours |
| Entry Group UK - Plymouth Depot | Door supplier | Unit 12c, Galileo Cl | Plymouth | Sat Open 24 hours |
| Equinox Glass & Glazing | Window supplier | Unit 2a Bagbury Park, The Street, Lydiard Millicent | Swindon | Mon–Fri 08:30–16:30 |
| Etron (UK) Limited | Door supplier | Unit 6A, Meadow Business Park, Meadow Ln | Bolton | Daily Open 24 hours |
| F V Conservatories & Windows | Double glazing installer | Colchester Rd | Colchester | Mon–Tue 09:00–17:00 |
| Fenster Glazing - Windows & Doors Showroom | Double glazing installer | 98 Alston Dr | Milton Keynes | Mon–Fri 08:30–17:00 |
| Festa - Architectural Glazing & Luxury Entrance Doors | Aluminium window | Unit D, The Dyeworks, Albert St | Huddersfield | Fri 08:30–17:00 |
| Finesse Windows | Double glazing installer | 39 Melchett Rd | Birmingham | Mon–Wed 09:00–17:00 |
| First Home Improvements | PVC windows supplier | 2nd Floor, Acorn Conference Centre, 78-80 Burleys Way | Leicester | Mon–Fri 09:00–17:00 |
| Formby Door Company | Door supplier | Unit 10 Stephenson Way | Liverpool | Fri 08:00–16:00 |
| Four Seasons Home Improvements | PVC windows supplier | 5 Garnet Ct | Nottingham | Mon 08:00–16:00 |
| Fuzion Home Improvements | Conservatory contractor | Clyde Offices, 48 W George St | Glasgow | Mon 09:00–17:00 |
| GAP Home Improvements Ltd | Double glazing installer | Roxton Garden Centre, Bedford Rd | Bedford | Tue–Wed 09:00–16:30 |
| GAP Ltd: Warrington Depot | Window supplier | Gateway 49 Trade park, Unit 4 | Warrington | Mon–Fri 07:30–17:00 |
| Garage Door & Gate | Garage door supplier | 7 Gartloch Ct | Glasgow | Mon–Fri 09:00–19:30 |
| Garage Door & Gate Company | Garage door supplier | 40 St Mark St | Hull | Sat 07:00–13:00 |
| Garage Door & Lock Co | Garage door supplier | Formby Business Park, Unit 3 Stephenson Way | Liverpool | Mon–Thu 09:00–17:30 |
| Gardinia Windows (Kirklees) Ltd | Window installation service | 3 Leeds Rd | Huddersfield | Mon–Sat 10:00–15:00 |
| GARDO Garage Doors | Garage door supplier | 64 Connaught Ave | London | Mon–Thu 08:00–17:00 |
| Gateland | Metal services | Ponteland Rd, Unit 8 Gradys Yard | Newcastle upon Tyne | Mon–Fri 08:00–20:00 |
| Geeks Window Repairs | Window supplier | 2 Goldstone Ct | Derby | Mon–Fri 09:00–17:00 |
| Girlington Windows UK LTD | Window supplier | 25 Girlington Rd | Bradford | Mon–Fri 09:00–18:00 |