- Postcode district
- SL9
- Survey
- Free for new and replacement doors
- Typical lead time
- Typically 6–8 weeks from survey sign-off
- Guide price
- From £6,595 inc VAT
- Nearby
- Chalfont St Peter, Uxbridge, Beaconsfield
- Building rules
- England
Is an external pocket sliding door a good fit for your home in Gerrards Cross?
Here is what to weigh up if you are considering external pocket sliding doors for a home in Gerrards Cross:
If the only wall beside your Gerrards Cross opening is shared with a neighbour, check the pocket design and any steel bearing on it early, as the Party Wall etc. Act 1996 (England and Wales) may apply.
If the wall beside your Gerrards Cross patio opening is free of windows, radiators and sockets, it may be long enough to take a pocket so the panels disappear completely.
- Open panels are hidden inside the wall rather than stacked in view, keeping the opening clean-lined compared with a bifold stack at one side.
- Pockets can be formed on one side or both, so a wide opening can part in the middle with panels sliding away in each direction.
- When closed, a pocket door looks like a large-paned slider, with slim meeting stiles and plenty of glass instead of the many frames of a folding door.
Planning glass for the light in Gerrards Cross
The midday sun over Gerrards Cross ranges from about 15° at the winter solstice to about 62° 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.
External pocket sliding doors prices in Gerrards Cross
These figures are for the door supplied and fitted, with the engineer's structural calculations, including VAT. They include forming the opening and the pocket in the wall; Building Control fees are set by your council and are extra. Your price is fixed in a written quote after survey.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 3.6 m | 2 panels | £9,295–£11,395 |
| 4.0 m | 2 panels | £9,895–£12,095 |
| 4.8 m | 3 panels | £11,095–£13,595 |
See every size on the external pocket sliding doors page or try the guide price tool.
Timescales for external pocket sliding doors in Gerrards Cross
Nothing is ordered until you sign off the surveyed specification. The door is made from the finished opening sizes (typically 6–8 weeks from survey sign-off), and fitting usually takes 3–5 days of building work to form the opening and pocket, then 1–2 days to fit the door. If you are in Chalfont St Peter or Uxbridge, the same process and prices apply.
Rules for external pocket 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.
Options to consider for your external pocket sliding door
- System type. Standard aluminium, slimline or lift and slide pocket systems, chosen to suit panel weight and sightlines.
- Colours. Single or dual colour powder coating, so the exposed edge of the panel matches the frame inside and out.
- Threshold. Low or flush thresholds, with the external drainage channel continuing past the pocket.
Questions about external pocket sliding doors in Gerrards Cross
How soon can you survey in Gerrards Cross?
Surveys in the SL9 district are booked at a time that suits you, and we offer survey dates when we reply to your enquiry. After you approve the written quote, manufacture is typically 6–8 weeks from survey sign-off.
Does a pocket in the wall cause heat loss?
A pocket in the wall does not have to cause significant heat loss if it is insulated, lined and sealed as part of the design, and the door itself typically achieves 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. Wales, Scotland and Northern Ireland have their own energy rules.
How long does an external pocket door project take?
An external pocket door typically takes 6–8 weeks to make after survey sign-off, and the building work to form the opening and pocket typically takes 3–5 days before the door goes in. Fitting the door then takes 1–2 days. Engineer design and Building Regulations approval come first, so the whole project runs longer than a straight door swap.
How much wall do I need for an external pocket door?
An external pocket door needs a clear length of wall beside the opening at least as long as the panels that slide into it, plus a little for the frame. For a single 2 m panel that means just over 2 m of wall with no windows, radiators, sockets or pipes in it. A two-sided pocket splits the panels between both sides, so each side needs less length.

