- Postcode district
- CR5
- 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
- Purley, Carshalton, Sutton
- Building rules
- England
Why choose lift and slide doors in Coulsdon?
A few practical points decide whether lift and slide doors suit a particular room and opening:
Before lift and slide doors are ordered for a Coulsdon extension, the structural engineer needs the panel weights so the beam and its bearings can be designed to carry them.
If your Coulsdon home has an exposed elevation that takes driving rain, the compressed seals of lift and slide doors give a tighter closure than brush-sealed sliders.
- Multi-point locks engage as the panel drops into its closed position, and the weight of the lowered sash adds to the resistance against it being lifted from outside.
- A lowered panel sits on the frame rather than its rollers, so a part-open door will not drift in a gust and can be left a hand's width open for fresh air.
- Deep, thermally broken frames carry thick triple glazed units where needed, with typical whole-door U-values around 0.8–1.1 W/m²K at that specification.
Light and sun in Coulsdon
Sun angles matter for big glazed doors. Around Coulsdon, 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.
What should you budget for lift and slide doors in Coulsdon?
Guide prices are the same across Greater London: the fitted price depends on the size, system and specification, not your postcode. These figures are for a standard 2.1 m high door, fitted, including VAT and removal of an old door of similar size.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 3.0 m | 2 panels | £8,595–£10,495 |
| 3.6 m | 2 panels | £9,695–£11,795 |
| 6.0 m | 3 panels | £13,995–£16,995 |
See every size on the lift and slide doors page or try the guide price tool.
How fitting works in Coulsdon
A surveyor visits your Coulsdon home to measure the structural opening, check levels and the lintel, and talk through glass and finish. Once you confirm the written specification, the door is made to measure — typically 6–8 weeks from survey sign-off — and fitting usually takes 1–2 days, plus 3–5 days of building work beforehand if the opening is new or widened. We also cover Purley (3 km north-east) and Carshalton (6 km north).
Rules for lift and slide doors in England
In England, a replacement sliding door is a controlled fitting under the Building Regulations. In an existing home, a door with more than 60% glazing must reach a U-value of 1.4 W/m²K or better (or a Doorset Energy Rating of band C) under Approved Document L, and glass in doors must be safety glazing under Approved Document K. We arrange compliance through a competent person scheme installer or by notifying Building Control, and you receive the certificate.
Which options matter for lift and slide doors?
- Threshold. Standard, low or flush threshold, the flush version with a drainage channel set into the terrace.
- Material. Thermally broken aluminium, or timber and alu-clad timber lift and slide systems for a warmer interior look.
- Panel layout. One sliding and one fixed panel, two sliders meeting in the middle, or three panels for wider openings.
Questions about lift and slide doors in Coulsdon
Can you match other doors and windows in my Coulsdon 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.
Do lift and slide doors need servicing?
Lift and slide doors need light, regular care rather than heavy servicing: keep the track and drainage clear, wipe the gaskets with a damp cloth, and check the handle gear runs smoothly once a year. Because the seals are not dragged during opening, they wear slowly. If a panel ever drops unevenly, the rollers and lifting gear can be adjusted, and a worn gasket can be replaced on its own without changing the panel.
How does a lift and slide door work?
A lift and slide door works through a geared handle: turn it and the mechanism raises the panel a few millimetres onto rollers so it slides freely; turn it back and the panel lowers onto the frame, compressing the seals. The seals are never dragged while the panel moves, which helps them last, and the lowered panel stays exactly where you leave it.
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.