- Postcode district
- CM6
- 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
- Braintree, Bishop's Stortford, Chelmsford
- Building rules
- England
External pocket sliding doors in Great Dunmow: what to know
Here is what to weigh up if you are considering external pocket sliding doors for a home in Great Dunmow:
If the only wall beside your Great Dunmow 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.
Solid brick, cavity block or timber frame: the way your Great Dunmow wall is built decides how the pocket is formed, which is why the survey looks at it closely.
- A removable access panel on the inside of the pocket wall lets the rollers be reached and adjusted without opening up the plaster.
- With every panel slid into the wall, the full width of the opening is clear, so the room and terrace join without a fixed panel in the way.
- Insulating the pocket wall and sealing the panel edges limits heat loss through the cavity, helping the wall beside the door perform like the rest of the house.
Daylight in Great Dunmow and what it means for your glass
Because Great Dunmow sees long summer days (about 16 h 43 min) and short winter ones (about 7 h 46 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.
External pocket sliding doors prices in Great Dunmow
Pricing does not change because you are in Great Dunmow: the ranges below include fitting, structural calculations and VAT. They include forming the opening and the pocket in the wall; Building Control fees are set by your council and are extra.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 2.1 m | 1 panel | £7,095–£8,595 |
| 4.0 m | 2 panels | £9,895–£12,095 |
| 6.0 m | 3 panels | £12,895–£15,795 |
See every size on the external pocket sliding doors page or try the guide price tool.
Survey, manufacture and fitting around Great Dunmow
A surveyor visits your Great Dunmow home to check the wall, the structure above and the floor levels, and talks through glass and finish. Any building work is planned to the engineer's design, the door is made to 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.
Do you need approval in Great Dunmow?
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.
Specification choices for external pocket sliding doors in Great Dunmow
- Threshold. Low or flush thresholds, with the external drainage channel continuing past the pocket.
- Colours. Single or dual colour powder coating, so the exposed edge of the panel matches the frame inside and out.
- Internal finish. Plastered, panelled or tiled finishes on the pocket wall, with the access panel set discreetly into it.
Questions about external pocket sliding doors in Great Dunmow
Do you fit external pocket sliding doors in Great Dunmow?
Yes. We survey and fit external pocket sliding doors in Great Dunmow and across Essex, including nearby Braintree and Bishop's Stortford. Start with a guide price online or call us, and we will arrange a free survey for a new or replacement door.
How wide can an external pocket sliding door be?
An external pocket sliding door in our range typically gives a clear opening of about 1.8 m to 6 m, using one panel at the narrow end and two or three panels on wider doors. Wider openings usually use pockets on both sides, or a multi-track pocket so the panels stack inside the wall. Sizes are confirmed after survey and the engineer's design.
Do external pocket doors need Building Regulations approval?
External pocket doors need Building Regulations approval in England, because forming the opening and pocket is structural work needing an application, structural calculations (included in our guide prices), and usually a steel beam or lintel. If the steel bears on a party wall, the Party Wall etc. Act 1996 (England and Wales) may apply. Scotland needs a building warrant; Wales and Northern Ireland have their own building control 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.

