- Postcode district
- BH25
- 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
- Christchurch, Lymington, Ringwood
- Building rules
- England
Is a corner sliding door a good fit for your home in New Milton?
These are the points a surveyor will go through with you when you choose corner sliding doors for a home in New Milton:
Where steel for a New Milton corner extension would bear on a shared wall, the Party Wall etc. Act 1996 (England and Wales) may apply, so it is worth raising with neighbours early.
If you are planning a wraparound extension in New Milton, designing corner sliding doors in from the start lets the engineer size the corner steelwork alongside the roof.
- Daylight reaches the room from two directions, which keeps a deep extension brighter through the day as the sun moves round the house.
- 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.
- Corner systems use thermally broken aluminium sections with slim sightlines and powder-coated finishes, so the frames stay discreet on both walls.
Light and sun in New Milton
Because New Milton sees long summer days (about 16 h 30 min) and short winter ones (about 7 h 57 min), the elevation your door faces makes a real difference. With the midday sun at about 16° 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 New Milton
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 |
| 4.0 m | 4 panels | £10,295–£12,495 |
| 8.0 m | 6 panels | £16,495–£20,095 |
See every size on the corner sliding doors page or try the guide price tool.
Timescales for corner sliding doors in New Milton
Here is the usual sequence in New Milton: 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 Christchurch, Lymington and Ringwood.
Do you need approval in New Milton?
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.
Options to consider for your corner sliding door
- Colours. Single or dual colour powder coating, so the outside can match the extension cladding or render.
- Panel layout. Two panels per side for smaller corners or three per side for wider ones, with fixed panels at the far ends.
- Roof junction. Head details coordinated with flat roofs, roof lanterns or pitched roofs so steel, frame and roof meet neatly.
Questions about corner sliding doors in New Milton
Is the price different in New Milton?
No. Guide prices for corner sliding doors are the same across mainland Britain, including New Milton. The fitted price depends on size, system, glass and finish, and any structural work, all fixed in your written quote after survey.
Do corner sliding doors need a steel beam?
Corner sliding doors almost always need engineered structural support, because removing the corner post takes away the support for the wall or roof above. A structural engineer designs a cantilevered beam or steel frame; the calculations are included in our guide prices and the steelwork is priced after survey. In England this needs a Building Regulations application and in Scotland a building warrant; Wales and Northern Ireland have their own building control rules.
How much do corner sliding doors cost?
Corner sliding doors start from a guide price of £8,695 for 3 m of combined width across both walls, fitted, inc VAT, at standard 2.1 m height. A 4.8 m combined corner is a guide £11,495–£13,995, and 8 m combined is around £16,495. Structural steel for the post-free corner is priced separately, and the final price is fixed in a written quote after survey.
How long does a corner sliding door project take?
A corner sliding door typically takes 4–6 weeks to manufacture in standard aluminium and 6–8 weeks for slimline or lift and slide systems, from survey sign-off. The steelwork and building work usually take 3–5 days before the door goes in, and fitting the door takes 1–2 days. Engineer design and approvals come first, so the door is ordered once the steel is designed.