- Postcode district
- EX10
- 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
- Honiton, Exmouth, Exeter
- Building rules
- England
Is a corner sliding door a good fit for your home in Sidmouth?
A few practical points decide whether corner sliding doors suit a particular room and opening:
On any corner installation in Sidmouth, the survey records floor and patio levels along both walls, because a terrace that falls differently on each side changes the threshold detail.
If you are planning a wraparound extension in Sidmouth, designing corner sliding doors in from the start lets the engineer size the corner steelwork alongside the roof.
- Each elevation can have its own number of panels and its own sliding direction, letting the opening suit the shape of the garden and the furniture layout.
- With no post at the corner, sliding both sets of panels back opens the meeting point of two walls completely, so the room spills straight onto the patio.
- Low or flush thresholds can run around both elevations, giving one continuous level line from the floor inside to a terrace that wraps the corner.
How much sun will a door in Sidmouth get?
The midday sun over Sidmouth ranges from about 16° at the winter solstice to about 63° at midsummer. Low-angle winter light reaches further into a room through a tall door, which is one reason taller panels are worth considering; on south or west walls, pair them with solar-control glass.
How much do corner sliding doors cost in Sidmouth?
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) |
|---|---|---|
| 4.0 m | 4 panels | £10,295–£12,495 |
| 6.0 m | 6 panels | £13,395–£16,295 |
| 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 Sidmouth
Here is the usual sequence in Sidmouth: guide price, free survey, written quote, any building work, then manufacture (typically 4–6 weeks for aluminium, 6–8 weeks for slimline or lift and slide corners, from survey sign-off). Fitting typically takes 1–2 days for the door, after 3–5 days of structural building work. Nearby, we also survey in Honiton, Exmouth and Exeter.
Rules for corner sliding doors in England
In England, forming or widening an opening is structural work that needs a Building Regulations application, structural calculations and usually a steel beam on padstones. The new door is also a controlled fitting (U-value 1.4 W/m²K or better if more than 60% glazed). If steelwork bears on a party wall, the Party Wall etc. Act 1996 may apply.
Finishes and extras for corner sliding doors
- Colours. Single or dual colour powder coating, so the outside can match the extension cladding or render.
- System type. Standard aluminium, slimline or lift and slide corner systems, depending on panel size and the sightlines you want.
- Glass. Double or triple glazed safety glass, with solar-control coatings for corners facing south or west.
Questions about corner sliding doors in Sidmouth
Is the price different in Sidmouth?
No. Guide prices for corner sliding doors are the same across mainland Britain, including Sidmouth. The fitted price depends on size, system, glass and finish, and any structural work, all fixed in your written quote after survey.
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.
Can I add a corner sliding door to an existing house?
A corner sliding door can be added to an existing house, but it is a structural project rather than a door swap: the corner of the building has to be rebuilt with engineered steel to carry the load where the post or wall used to be. It is usually done as part of an extension or rear remodel, and a survey plus an engineer's assessment confirm what the structure above needs.

