- Postcode district
- NN1
- Survey
- Free for new and replacement doors
- Typical lead time
- Typically 4–6 weeks from survey sign-off
- Guide price
- From £3,295 inc VAT
- Nearby
- Wellingborough, Towcester, Olney
- Building rules
- England
Is an aluminium sliding door a good fit for your home in Northampton?
The right door depends on the opening, the room and the way you use the garden. Here is how aluminium sliding doors tend to work out in practice:
Thinking about a dark frame for a house in Northampton? Anthracite grey and black powder coats show off slim aluminium sightlines, and dual colour keeps the inside lighter if you prefer.
Before aluminium sliding doors are ordered for a Northampton home, the survey should check the opening width, floor levels and existing lintel, so the quote reflects the real job.
- Aluminium is stiff enough to carry wide panels without bowing, which keeps the number of vertical frames low even across openings of four, five or six metres.
- Multi-point hook locks grip the frame at several points along the closing edge, while anti-lift blocks stop a shut panel being raised off its track from outside.
- Panels run on adjustable tandem rollers along a hard-wearing track, so even a heavy double or triple glazed panel can be opened smoothly with one hand.
Light and sun 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 aluminium sliding doors in Northampton?
Use these guide prices to budget. They include VAT, fitting and taking away an old door of a similar size. Taller doors, triple glazing and dual colour add to the figure — the online tool shows how much.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 1.5 m | 2 panels | £3,295–£4,095 |
| 3.0 m | 2 panels | £4,995–£6,095 |
| 3.6 m | 3 panels | £5,595–£6,895 |
See every size on the aluminium sliding doors page or try the guide price tool.
What happens when you order aluminium sliding doors in Northampton?
Surveys in the NN1 district are booked at a time that suits you. After you approve the quote, manufacture is typically 4–6 weeks from survey sign-off; on fitting day the old door comes out, the new frame is set level and sealed, and the panels are adjusted so they glide properly. Fitting usually takes 1 day for a two-panel straight swap; 1–2 days for larger doors.
Do you need approval in Northampton?
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.
Options to consider for your aluminium sliding door
- Colours. Standard shades such as anthracite grey, black and white, or a special RAL colour for an extra charge.
- Threshold. A standard or low threshold, or a flush finish with a drainage channel outside where floor levels allow.
- Handles and locks. Slim pull handles or lever handles in matching or contrasting finishes, with an enhanced security locking pack available.
Questions about aluminium sliding doors in Northampton
Do you fit aluminium sliding doors in Northampton?
Yes. We survey and fit aluminium sliding doors in Northampton and across Northamptonshire, including nearby Wellingborough and Towcester. Start with a guide price online or call us, and we will arrange a free survey for a new or replacement door.
How long do aluminium sliding doors take to arrive?
Aluminium sliding doors typically take 4–6 weeks to make after you sign off the surveyed specification, because each door is built to measure and powder coated to order. Fitting a straight swap of a two-panel door typically takes 1 day, and larger doors 1–2 days. These are typical times rather than promises, and we confirm a date once the order is placed.
Are aluminium sliding doors secure?
Aluminium sliding doors can be very secure when they combine multi-point hook locks, anti-lift blocks and laminated glass. Systems are available tested to PAS 24, the UK enhanced security standard for doorsets, and an enhanced security locking pack can be added to your quote. Most systems are glazed from the inside, so the glass cannot be unclipped from outside.
How much do aluminium sliding doors cost?
Aluminium sliding doors start from a guide price of £3,295 for a 1.5 m two-panel door, fitted, inc VAT, at standard 2.1 m height. A 2.4 m door is a guide £4,295–£5,295, and a 4.8 m four-panel door is around £6,995. Glass, colour and threshold choices move the price within the range, and the final figure is fixed in a written quote after survey.