- Postcode district
- CO1
- Survey
- Free for new and replacement doors
- Typical lead time
- Typically 8–10 weeks from survey sign-off
- Guide price
- From £5,095 inc VAT
- Nearby
- Coggeshall, Halstead, Sudbury
- Building rules
- England
Are timber and alu-clad sliding doors right for your Colchester home?
The right door depends on the opening, the room and the way you use the garden. Here is how timber and alu-clad sliding doors tend to work out in practice:
For a listed building or a house in a conservation area in Colchester, check with the local planning authority before choosing any new door; timber frames are often closer in character to the original joinery.
If your Colchester home is a period property or a barn conversion, timber and alu-clad sliding doors can bring in more light without the modern look of a metal frame.
- Scratches and dents on internal timber faces can usually be sanded and refinished locally, rather than needing a whole panel replaced.
- Wood is a natural insulator, so timber frames feel warm to the touch in winter and help keep condensation off the inside face of the frame.
- An alu-clad exterior shields the wood from rain and sunlight, so the outside needs only washing while the inside keeps a natural timber finish.
Daylight in Colchester and what it means for your glass
Because Colchester 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.
How much do timber and alu-clad sliding doors cost in Colchester?
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 Colchester home has been measured.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 2.1 m | 2 panels | £5,995–£7,395 |
| 2.4 m | 2 panels | £6,495–£7,995 |
| 4.8 m | 4 panels | £10,395–£12,595 |
See every size on the timber and alu-clad sliding doors page or try the guide price tool.
Survey, manufacture and fitting around Colchester
Here is the usual sequence in Colchester: guide price, free survey, written quote, then manufacture (typically 8–10 weeks from survey sign-off). Fitting typically takes 1 day for a two-panel swap; 1–2 days for larger doors. Nearby, we also survey in Coggeshall, Halstead and Sudbury.
Rules for timber and alu-clad sliding 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.
Finishes and extras for timber and alu-clad sliding doors
- Sliding hardware. Inline rollers on smaller doors, or lift and slide gear for larger and heavier panels.
- Glass. Double or triple glazed safety glass, with slim glazing bars available for a period look.
- Alu-cladding. A powder-coated aluminium outer shell in a standard or RAL colour, with timber left on show inside.
Questions about timber and alu-clad sliding doors in Colchester
Is the price different in Colchester?
No. Guide prices for timber and alu-clad sliding doors are the same across mainland Britain, including Colchester. The fitted price depends on size, system, glass and finish, and any structural work, all fixed in your written quote after survey.
What is the difference between timber and alu-clad sliding doors?
The difference is the outside face: a timber sliding door is wood inside and out, while an alu-clad door has a powder-coated aluminium shell fixed over the exterior timber. Alu-clad needs only washing outside and comes in any RAL colour; all-timber needs periodic re-coating but keeps a natural wood look on both faces. The inside is timber either way.
How long do timber sliding doors take to make?
Timber and alu-clad sliding doors typically take 8–10 weeks to make after survey sign-off, longer than metal or uPVC, because each door is joinery-made, factory finished and allowed to cure before delivery. Fitting typically takes 1 day for a two-panel swap and 1–2 days for larger doors. These are typical timescales, confirmed once your order is placed.
Can I fit timber sliding doors to a listed building or in a conservation area?
Timber sliding doors can suit listed buildings and conservation areas, but listed buildings and properties under an Article 4 direction may need consent before any door is changed, so check with your local planning authority first. In England, replacing doors on an ordinary house with similar-looking ones is usually permitted development. Wales, Scotland and Northern Ireland have their own planning rules.