Antrim · County Antrim
Sliding Doors in Antrim
Building an extension in Antrim? We can supply and fit sliding patio doors made to the opening, with low thresholds and glass chosen for the orientation.
- BT41
- Guide from £1,795
uPVC patio doors in Antrim: what to know
Making an opening wider for new sliding doors is structural work that needs building control approval and a correctly sized lintel or steel. Replacing doors in the existing opening is simpler. Flats, listed buildings and conservation areas may also need planning or other consent for the change.
Keep sliding doors running smoothly by vacuuming the bottom track and drainage slots regularly, wiping the tracks with a damp cloth and checking the brush seals. Avoid oil on the track itself, which attracts grit. Rollers can be adjusted when a panel starts to drag or the lock no longer lines up.
Because sliding panels are bigger and have fewer frames than bifold doors, they show fewer and slimmer sightlines when closed. Slimline aluminium systems can have very narrow interlocks between panels, which keeps the view across a garden as clear as possible. The trade-off is that one panel always remains in the opening.
Sliding doors use large panels running on rollers within a multi-track frame. A two-panel door has one fixed and one sliding panel, while three or four-track systems let several panels stack behind each other for a wider opening. Panels can also slide into a wall pocket on some systems.
What a typical job includes
- Fitting, levelling, roller adjustment and sealing
- Made-to-measure sliding doorset in your chosen colour
- Survey of the opening, levels and support above
- Removal and disposal of the existing doors
Local details for Antrim
- Postcodes covered
- BT41 and the surrounding area, including Ballyclare, Ballymena and Newtownabbey
- Coast
- Antrim is well inland, around 20 km from the nearest coast, so salt exposure is not usually a factor.
- Daylight and sun
- In Antrim the midwinter sun reaches about 12° above the horizon at noon, with roughly 7.0 hours of daylight, rising to about 59° and 17.0 hours in midsummer. Large sliding panes on south or west elevations can bring strong solar gain and glare, so solar-control or neutral low-E glass helps keep rooms comfortable. On north-facing elevations, high light-transmission glass and slim frames make the most of limited winter daylight.
- Access and setting
- Rural patios are often uneven or sit below the floor, so threshold height, drainage and level tracks need careful planning. Exposed sites benefit from stiffer frames, robust weather seals and laminated glass, as homes may be some distance from neighbours.
- Rules in Northern Ireland
- Technical Booklet V covers safety glazing in Northern Ireland, including glass in and around doors and low-level glazing where people could walk into it.
Guide prices in Antrim
| Typical job | Guide price inc VAT |
|---|---|
| Aluminium slider, 1800 mm wide | £2,695 – £3,495 |
| Aluminium slider, 3000 mm wide | £3,995 – £5,095 |
| Lift-and-slide, 4000 mm wide | £6,695 – £8,595 |
| uPVC patio door, 1800 mm wide | £1,795 – £2,395 |
Get a guide price for your size
Replacement windows on houses in Northern Ireland are often permitted development, but conservation areas and listed buildings can need consent. Check with the council's planning office.
What you can choose
Glass specification
Toughened low-E double glazing as standard, with triple glazing, laminated security glass, acoustic or solar-control glass available.
uPVC patio doors
A lower-cost in-line sliding door with chunkier frames, available in white, grey and woodgrain foils for standard openings.
Lift-and-slide doors
Panels lift off their seals to glide, then drop to seal tightly when closed; suited to very large, heavy glass panels.
Sliding Doors in Antrim: questions
Can I get sliding doors with a very slim frame?
Yes. Slimline aluminium sliding doors are designed with narrow outer frames and interlocks, and some systems hide part of the frame in the floor, walls or ceiling. Very slim systems need precise, level openings and strong support above, so the survey checks the lintel, floor and walls before recommending one.
What maintenance do sliding patio doors need?
Sliding patio doors need regular cleaning of the bottom track and drainage slots, a wipe of the frames with mild soapy water and occasional checks of the brush seals and locks. Avoid oiling the track, which attracts grit. If a panel starts to drag, roller adjustment is usually a short job for a glazier.
How secure are sliding patio doors?
Modern sliding patio doors can be secure when fitted with multi-point hook locks, anti-lift blocks, internally beaded glass and an anti-snap cylinder. Older doors without anti-lift protection are a known weak point. Asking for a system tested to PAS 24 and choosing laminated glass on ground-floor doors gives a practical security benchmark.
Why is my sliding door so hard to open?
A sliding door usually becomes stiff because of grit in the track, worn or seized rollers, or a panel that has dropped out of adjustment. Cleaning the track often helps, and rollers can sometimes be adjusted or replaced. If the frame has distorted or the panels are very heavy, replacing the doors is often the more lasting fix.
Do you cover Antrim for sliding doors?
Yes. We can quote for sliding doors across Antrim and the surrounding County Antrim area, including postcode districts BT41, and nearby Ballyclare, Ballymena and Newtownabbey. Start with your postcode on the quote form and a glazier will arrange a free survey before giving you a written quote.
Get a written quote in Antrim
Free survey for new glazing, clear guide prices and one point of contact for every glazing job.