- Postcode district
- UB1
- Survey
- Free for new and replacement doors
- Typical lead time
- Typically 4–6 weeks for aluminium, 6–8 weeks for slimline or lift and slide corners, from survey sign-off
- Guide price
- From £8,695 inc VAT
- Nearby
- Hayes, Ealing, Hounslow
- Building rules
- England
What corner sliding doors offer homes in Southall
These are the points a surveyor will go through with you when you choose corner sliding doors for a home in Southall:
A Southall garden that sits to the side as well as the rear of the house is where a post-free corner earns its place, opening the room towards both.
Which way does your Southall garden face? A corner catching south and west sun gains warmth in winter but can overheat in summer, so solar-control glass is worth considering.
- A corner of glass gives a much wider field of view than a single straight door, taking in more of the garden from a seat inside.
- When closed, the two corner panels interlock and lock together, so the glass corner stays weathertight and secure without a visible column.
- Daylight reaches the room from two directions, which keeps a deep extension brighter through the day as the sun moves round the house.
Planning glass for the light in Southall
Because Southall sees long summer days (about 16 h 38 min) and short winter ones (about 7 h 49 min), the elevation your door faces makes a real difference. With the midday sun at about 15° in winter, a south-facing door brings light well into the room; a west-facing door catches hot late-afternoon sun in summer.
Corner sliding doors prices in Southall
These figures are for the door supplied and fitted, with the engineer's structural calculations, including VAT. The steelwork that supports the corner is designed by the engineer and priced after survey, because it depends on the building. Your price is fixed in a written quote after survey.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 3.0 m | 4 panels | £8,695–£10,595 |
| 4.8 m | 4 panels | £11,495–£13,995 |
| 8.0 m | 6 panels | £16,495–£20,095 |
See every size on the corner sliding doors page or try the guide price tool.
Survey, manufacture and fitting around Southall
Nothing is ordered until you sign off the surveyed specification. The door is made from the finished opening sizes (typically 4–6 weeks for aluminium, 6–8 weeks for slimline or lift and slide corners, from survey sign-off), and fitting usually takes 1–2 days for the door, after 3–5 days of structural building work. If you are in Hayes or Ealing, the same process and prices apply.
Rules for corner sliding doors in England
A new or wider opening in England needs Building Control approval for the structural work as well as compliance for the door itself under Approved Documents L and K. Expect structural calculations, a steel beam and, where a party wall is involved, notices under the Party Wall etc. Act 1996.
Choosing the specification
- Threshold. Standard, low or flush thresholds, with drainage detailed along both elevations.
- Panel layout. Two panels per side for smaller corners or three per side for wider ones, with fixed panels at the far ends.
- Colours. Single or dual colour powder coating, so the outside can match the extension cladding or render.
Questions about corner sliding doors in Southall
Do you fit corner sliding doors in Southall?
Yes. We survey and fit corner sliding doors in Southall and across Greater London, including nearby Hayes and Ealing. Start with a guide price online or call us, and we will arrange a free survey for a new or replacement door.
How big can a corner sliding door be?
A corner sliding door in our range typically covers about 3 m to 8 m of combined width across both walls, usually four panels up to about 4.8 m and six panels above that. The two sides do not need to be equal. Panel height starts at the standard 2.1 m and can go taller depending on the system, which is confirmed at survey alongside the structural design.
How do you maintain a corner sliding door?
Maintaining a corner sliding door is much like any aluminium slider, with extra attention to the corner: keep both tracks and the corner drainage clear, wipe the corner seals, and check the meeting panels still lock smoothly. Rollers can be adjusted if a panel drops. Because a new extension can settle slightly in its first year, the corner panels may need a small adjustment after that.
Do corner sliding doors lose more heat?
Corner sliding doors lose heat in proportion to their glazed area, so a large glass corner loses more than a solid wall would, but thermally broken systems keep typical whole-door U-values around 1.2–1.6 W/m²K double glazed. In England, a new door in an existing home with more than 60% glazing must achieve 1.4 W/m²K or better, and triple glazing is available. Wales, Scotland and Northern Ireland apply their own energy rules.

