- Postcode district
- NN1
- Survey
- Free for new and replacement doors
- Typical lead time
- Typically 2–4 weeks for uPVC or 4–6 weeks for aluminium, from survey sign-off
- Guide price
- From £1,995 inc VAT
- Nearby
- Wellingborough, Towcester, Olney
- Building rules
- England
Are tilt and slide doors right for your Northampton home?
Here is what to weigh up if you are considering tilt and slide doors for a home in Northampton:
Young children at home in Northampton? A sliding restrictor, available on many systems, limits how far the sash opens while still letting air in.
Where an old patio door in Northampton rattles or lets in draughts, a sash that seals on all four edges is a practical fix that keeps the same opening.
- The sash moves forward and slides parallel in front of the fixed pane, so nothing swings into the room and the floor beside the door stays usable.
- The tilt position opens a narrow gap at the top of the sash while the hardware holds it in place, so a room can be aired without leaving a door open.
- A sliding restrictor, available on many systems, limits how far the sash can open, which is useful for upstairs balconies and homes with young children.
Planning glass for the light in Northampton
Because Northampton sees long summer days (about 16 h 47 min) and short winter ones (about 7 h 42 min), the elevation your door faces makes a real difference. With the midday sun at about 14° in winter, a south-facing door brings light well into the room; a west-facing door catches hot late-afternoon sun in summer.
What should you budget for tilt and slide doors in Northampton?
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 Northampton home has been measured.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 1.5 m | 2 panels | £1,995–£2,495 |
| 1.8 m | 2 panels | £2,195–£2,695 |
| 2.1 m | 2 panels | £2,395–£2,895 |
See every size on the tilt and slide doors page or try the guide price tool.
Survey, manufacture and fitting around Northampton
We plan the job around your home in Northampton: survey first, then a written quote, then manufacture (typically 2–4 weeks for uPVC or 4–6 weeks for aluminium, from survey sign-off). The fitting itself usually takes 1 day for a straight swap in an existing opening. If you are in Wellingborough or Towcester, the same process and prices apply.
Rules for tilt and slide 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.
Specification choices for tilt and slide doors in Northampton
- Handle. An inside lever handle with a key lock, plus an outside pull handle or cylinder if the door is used from the garden.
- Restrictor. A sliding restrictor on many systems to limit the opening for upstairs rooms or homes with young children.
- Colours. White, woodgrain or coloured foils on uPVC; standard or RAL powder coats on aluminium.
Questions about tilt and slide doors in Northampton
Is the price different in Northampton?
No. Guide prices for tilt and slide doors are the same across mainland Britain, including Northampton. The fitted price depends on size, system, glass and finish, and any structural work, all fixed in your written quote after survey.
How much does a tilt and slide patio door cost?
Tilt and slide patio doors start from a guide price of £1,995 for a 1.5 m two-panel door, fitted, inc VAT, at standard 2.1 m height. A 2.1 m door is a guide £2,395–£2,895, and a 3 m door is around £2,995. Aluminium frames, colour and triple glazing move the figure up, and the final price is fixed in a written quote after survey.
How long does a tilt and slide door take?
A tilt and slide door typically takes 2–4 weeks to make in uPVC and 4–6 weeks in aluminium, from survey sign-off. Fitting typically takes 1 day for a straight swap in an existing opening, including removing the old door and making good. These are typical times rather than fixed promises, and the date is confirmed once the order is placed.
What is a tilt and slide door?
A tilt and slide door is a patio door whose opening sash can either tilt inward at the top for ventilation, or move forward and slide parallel across the fixed panel. The handle selects the mode. When closed, the sash is pulled back into the frame and sealed on all four sides, so it behaves more like a large window than a conventional slider.

