- Postcode district
- BT62
- Survey
- Free, area covered by arrangement
- Typical lead time
- Typically 4–6 weeks for aluminium and 2–4 weeks for uPVC after survey sign-off
- Guide price
- From £3,295 inc VAT
- Nearby
- Craigavon, Tandragee, Lurgan
- Building rules
- Northern Ireland
Sliding door replacement in Portadown: what to know
The right door depends on the opening, the room and the way you use the garden. Here is how replacement sliding doors tend to work out in practice:
Considering a wider door for your Portadown home while you are replacing it? Weigh up the extra cost of structural work against the gain in glass before deciding.
If the existing opening in your Portadown home is sound and a sensible size, simply replacing the door gives the biggest improvement for the least disruption.
- Slimmer modern frames often give a larger area of glass within the same opening, letting more daylight into the room than the old door did.
- Most two-panel replacements are completed in a single day, so the house is secure again by the evening without the room being out of use for long.
- New rollers and a precision track make a heavy door glide with a light push, where an old door may need both hands and a firm shove to open.
Sunlight, glass and orientation in Portadown
At the latitude of Portadown, the midday sun climbs to about 59° in late June but only about 12° in late December, when daylight lasts around 7 h 17 min against 17 h 14 min in midsummer. A south-facing replacement sliding door lets that low winter sun deep into the room; on a west or south elevation, solar-control glass keeps summer afternoons comfortable.
Sliding door replacement prices in Portadown
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 Portadown home has been measured.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 2.4 m | 2 panels | £4,295–£5,295 |
| 3.6 m | 3 panels | £5,595–£6,895 |
| 4.0 m | 3 panels | £6,095–£7,395 |
See every size on the replacement sliding doors page or try the guide price tool.
What happens when you order replacement sliding doors in Portadown?
We plan the job around your home in Portadown: survey first, then a written quote, then manufacture (typically 4–6 weeks for aluminium and 2–4 weeks for uPVC after survey sign-off). The fitting itself usually takes 1 day for a straight two-panel swap; 1–2 days for larger doors. If you are in Craigavon or Tandragee, the same process and prices apply. Portadown is in an area we cover by arrangement: the survey is still free, and survey dates, delivery and any travel cost for delivery and fitting are confirmed in your quote before you order.
Rules for replacement sliding doors in Northern Ireland
Building control in Northern Ireland is run by district councils under the Building Regulations (Northern Ireland). We take on work in Northern Ireland by arrangement and confirm what approval your door needs before anything is ordered.
Choosing the specification
- Slimline upgrade. Narrow interlocks for the maximum glass area the existing opening allows.
- Lower threshold. A reduced-height sill where floor and outside levels allow, with suitable drainage.
- New internal cill or board. A fresh window board or reveal lining to finish the inside neatly.
Questions about replacement sliding doors in Portadown
How soon can you survey in Portadown?
Survey dates in the BT62 district are arranged individually when we reply to your enquiry. After you approve the written quote, manufacture is typically 4–6 weeks for aluminium and 2–4 weeks for uPVC after survey sign-off.
Is the survey free for a replacement door?
Yes, the survey for a replacement sliding door is free. We measure the opening, check its condition and the support above it, look at floor and outside levels, and talk through frame, glass and colour options. You then receive a written quote with the fixed price, and nothing is ordered until you confirm the surveyed specification in writing.
How long does it take to replace a sliding patio door?
Replacing a two-panel sliding patio door typically takes one day, from removing the old door to sealing and trimming the new one. Larger doors, three- or four-panel sets and doors needing extra making good typically take one to two days. Manufacture comes first, typically 4–6 weeks for aluminium or 2–4 weeks for uPVC after you sign off the surveyed specification.
Will the new door have a lower threshold?
A lower threshold may be possible on a replacement, depending on the floor level inside, the height of the patio or ground outside and how the opening was built. Low thresholds are typically 15–25 mm. A flush threshold needs a drainage channel outside so rain cannot run in. We check levels at survey and tell you what is realistic.