- Postcode district
- BT46
- 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
- Magherafelt, Dungiven, Cookstown
- Building rules
- Northern Ireland
Are replacement sliding doors right for your Maghera home?
These are the points a surveyor will go through with you when you choose replacement sliding doors for a home in Maghera:
Does the old door in your Maghera kitchen whistle in the wind or leave puddles on the sill? Worn seals and failed drainage are common reasons to replace rather than repair.
Considering a wider door for your Maghera home while you are replacing it? Weigh up the extra cost of structural work against the gain in glass before deciding.
- Multipoint locks, anti-lift devices and internally beaded glass close the security gaps that older patio doors commonly have, such as panels that can be lifted out.
- 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.
- Removal and disposal of your old patio door is included in our guide prices, so there is no separate skip or tip run to organise.
Sunlight, glass and orientation in Maghera
In Maghera the shortest day has roughly 7 h 12 min of daylight and the longest about 17 h 20 min. The noon sun sits near 12° above the horizon in winter and 59° in summer — so glass that faces south collects useful warmth from October to March, while a west-facing door may need solar control to stop it overheating in July.
How much do replacement sliding doors cost in Maghera?
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 Maghera home has been measured.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 1.8 m | 2 panels | £3,695–£4,495 |
| 3.6 m | 3 panels | £5,595–£6,895 |
| 6.0 m | 4 panels | £8,295–£10,095 |
See every size on the replacement sliding doors page or try the guide price tool.
Survey, manufacture and fitting around Maghera
Here is the usual sequence in Maghera: guide price, free survey, written quote, then manufacture (typically 4–6 weeks for aluminium and 2–4 weeks for uPVC after survey sign-off). Fitting typically takes 1 day for a straight two-panel swap; 1–2 days for larger doors. Nearby, we also survey in Magherafelt, Dungiven and Cookstown. Maghera 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
In Northern Ireland, the Building Regulations (Northern Ireland) apply through your district council's building control service, with energy guidance in Technical Booklet F1. Work in Northern Ireland is by arrangement, and we confirm the approval route for your property at survey.
Choosing the specification
- uPVC replacement. A cost-conscious choice for a straightforward swap, available in white and foiled colours.
- Slimline upgrade. Narrow interlocks for the maximum glass area the existing opening allows.
- Upgraded glass. Triple, laminated, solar-control or obscure glass to suit the elevation.
Questions about replacement sliding doors in Maghera
Do you fit replacement sliding doors in Maghera?
Yes, by arrangement. Maghera 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.
What happens to my old patio door?
We remove your old patio door and take it away for disposal as part of the job, and that is included in our guide prices, so there is nothing for you to arrange. If you would rather keep the old door, for example for a shed or greenhouse project, tell us before the fitting day and we will leave it safely on site.
Can I get a bigger door in the same opening?
You can usually get more glass in the same opening, because modern frames are slimmer, but the overall door size stays roughly the same as the old one. Making the door wider or taller means widening the opening, which is structural work with a steel beam, calculations and a Building Regulations application. Our new openings page covers that.
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.

