- Postcode district
- GU34
- Survey
- Free for new and replacement doors
- Typical lead time
- Typically 6–8 weeks from survey sign-off
- Guide price
- From £7,495 inc VAT
- Nearby
- Bordon, Farnham, Basingstoke
- Building rules
- England
Lift and slide doors in Alton: what to know
Before you settle on a door type, it helps to know what lift and slide doors do well and what to check before you order.
Before lift and slide doors are ordered for an Alton extension, the structural engineer needs the panel weights so the beam and its bearings can be designed to carry them.
When you want a door left a hand's width open on a breezy day in Alton, a lowered lift and slide panel stays exactly where it is set.
- Low thresholds of around 15–25 mm, or a flush finish with external drainage, are possible on many systems, so even a heavy door can give level access to a terrace.
- Geared lifting hardware lets one person move a panel weighing several hundred kilograms with a gentle push, which ordinary sliding rollers could not manage.
- Larger panels mean fewer interlocks across a wide opening, so a door of four to six metres can be made in just two or three sections.
Light and sun in Alton
At the latitude of Alton, the midday sun climbs to about 62° in late June but only about 15° in late December, when daylight lasts around 7 h 53 min against 16 h 34 min in midsummer. A south-facing lift and slide door lets that low winter sun deep into the room; on a west or south elevation, solar-control glass keeps summer afternoons comfortable.
How much do lift and slide doors cost in Alton?
The table shows guide prices for common sizes, supplied and fitted, including VAT. Your exact price is fixed in a written quote once the opening in your Alton home has been measured.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 2.4 m | 2 panels | £7,495–£9,195 |
| 3.0 m | 2 panels | £8,595–£10,495 |
| 3.6 m | 2 panels | £9,695–£11,795 |
See every size on the lift and slide doors page or try the guide price tool.
Survey, manufacture and fitting around Alton
Here is the usual sequence in Alton: guide price, free survey, written quote, then manufacture (typically 6–8 weeks from survey sign-off). Fitting typically takes 1–2 days, plus 3–5 days of building work beforehand if the opening is new or widened. Nearby, we also survey in Bordon, Farnham and Basingstoke.
Rules for lift and slide doors in England
English Building Regulations treat a new or replacement external door in an existing home as a controlled fitting: it needs a U-value of 1.4 W/m²K or better (or Doorset Energy Rating band C) if more than 60% of it is glazed (Approved Document L), and safety glass in a critical location (Approved Document K). Compliance is arranged through a competent person scheme installer or a Building Control notification, so you get a certificate for your records.
Choosing the specification
- Panel layout. One sliding and one fixed panel, two sliders meeting in the middle, or three panels for wider openings.
- Handle. A long lever handle sized for the lifting gear, in a finish to match the frame, with a key-locking option.
- Glass. Double or triple glazed safety glass, with acoustic laminated or solar-control units for exposed or noisy sites.
Questions about lift and slide doors in Alton
Can you match other doors and windows in my Alton home?
Usually, yes. Most aluminium and uPVC systems come in standard RAL colours and finishes, and we can quote dual colour where the inside and outside need to differ. Bring photos of existing frames to the survey.
How much is a lift and slide door?
A lift and slide door starts from a guide price of £7,495 for a 2.4 m two-panel door, fitted, inc VAT, at standard 2.1 m height. A 3.6 m door is a guide £9,695–£11,795, and a 6 m three-panel door is around £13,995. Height, triple glazing and finish move the figure within the range, and the final price is fixed in a written quote after survey.
Are lift and slide doors secure?
Lift and slide doors are secure when specified with multi-point locking and laminated glass, because the lowered panel sits on the frame and the locks engage as it drops. Systems are available tested to PAS 24, the UK enhanced security standard for doorsets, and a key-locking handle can be added. The sheer weight of the panel also makes forcing it out of the track much harder.
Are lift and slide doors more weathertight than standard sliders?
Lift and slide doors are generally more weathertight than standard inline sliders, because the panel's weight compresses firm gaskets when closed instead of relying on brush seals it rubs past. Typical whole-door U-values are around 1.2–1.6 W/m²K double glazed and 0.8–1.1 W/m²K triple glazed. In England, a door in an existing home with more than 60% glazing must reach 1.4 W/m²K or better; Wales, Scotland and Northern Ireland have their own rules.