- Postcode district
- RH12
- Survey
- Free for new and replacement doors
- Typical lead time
- Typically 6–8 weeks from survey sign-off
- Guide price
- From £7,995 inc VAT
- Nearby
- Crawley, Cranleigh, Horley
- Building rules
- England
Is a large floor-to-ceiling sliding door a good fit for your home in Horsham?
Before you settle on a door type, it helps to know what large floor-to-ceiling sliding doors do well and what to check before you order.
For a Horsham kitchen extension facing south or west, a whole wall of glass takes in sunshine all afternoon, so solar-control glass or integral blinds help keep it comfortable.
On a self-build or new build in Horsham, fixing the door size at design stage keeps the steelwork, floor build-up and threshold drainage coordinated.
- Panels around 2.7 m high carry the glass up to the ceiling line, so the wall reads as glass and daylight reaches deep into an open-plan room.
- Toughened and laminated safety glass is specified to suit the size and position of each panel, meeting the safety glazing requirements for glass in doors.
- Solar-control coatings can be added to tall south or west facing panels, reducing summer heat gain while still letting in plenty of daylight.
Light and sun in Horsham
Sun angles matter for big glazed doors. Around Horsham, midday sun reaches about 62° in summer and drops to about 15° in winter. That low winter sun is free heat through south-facing glass; high summer sun is easier to shade with a roof overhang, and solar-control glass helps where there is none.
How much do large floor-to-ceiling sliding doors cost in Horsham?
These are guide prices for fitted doors, including VAT. They run from an entry-level system to a premium one at the same size; the survey confirms which suits your opening.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 2.4 m | 2 panels | £7,995–£9,795 |
| 3.0 m | 2 panels | £9,195–£11,195 |
| 3.6 m | 2 panels | £10,295–£12,595 |
See every size on the large floor-to-ceiling sliding doors page or try the guide price tool.
Survey, manufacture and fitting around Horsham
Here is the usual sequence in Horsham: guide price, free survey, written quote, any building work, then manufacture (typically 6–8 weeks from survey sign-off). Fitting typically takes 3–5 days of building work for the opening, then 1–2 days to fit the door. Nearby, we also survey in Crawley, Cranleigh and Horley.
Rules for large floor-to-ceiling sliding doors in England
A new or wider opening in England needs Building Control approval for the structural work as well as compliance for the door itself under Approved Documents L and K. Expect structural calculations, a steel beam and, where a party wall is involved, notices under the Party Wall etc. Act 1996.
Which options matter for large floor-to-ceiling sliding doors?
- Colours. Single or dual colour powder coating, with dark finishes such as black or anthracite grey to frame the view.
- Concealed head. The frame head recessed into the ceiling so the glass appears to run uninterrupted to the ceiling line.
- Panel height. 2.7 m as standard in this range, with taller panels possible on some systems and confirmed at survey.
Questions about large floor-to-ceiling sliding doors in Horsham
Do you fit large floor-to-ceiling sliding doors in Horsham?
Yes. We survey and fit large floor-to-ceiling sliding doors in Horsham and across West Sussex, including nearby Crawley and Cranleigh. Start with a guide price online or call us, and we will arrange a free survey for a new or replacement door.
How much do large floor-to-ceiling sliding doors cost?
Large floor-to-ceiling sliding doors start from a guide price of £7,995 for a 2.4 m two-panel door with 2.7 m high panels, fitted, inc VAT. A 4.8 m three-panel door at that height is a guide £12,595–£15,395, and an 8 m four-panel door is around £18,695. Structural work is priced separately, and the final price is fixed in a written quote after survey.
How long do large sliding doors take?
Large sliding doors typically take 6–8 weeks to make after survey sign-off, as most use slimline or lift and slide systems with large glass units. Forming the opening typically takes 3–5 days of building work, and fitting the door 1–2 days with a larger team and lifting equipment where needed. Each stage is a typical duration, and dates are agreed once you order.
Will a wall of glass make my room cold?
A wall of glass does not have to make a room cold if the system is thermally broken and well glazed; 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, while Wales, Scotland and Northern Ireland set their own requirements. South-facing glass also gains useful winter sun.