- Postcode district
- BT47
- Survey
- Free, area covered by arrangement
- 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
- Strabane, Limavady, Dungiven
- Building rules
- Northern Ireland
Tilt and slide patio doors in Derry/Londonderry: what to know
The right door depends on the opening, the room and the way you use the garden. Here is how tilt and slide doors tend to work out in practice:
Where an old patio door in Derry/Londonderry rattles or lets in draughts, a sash that seals on all four edges is a practical fix that keeps the same opening.
Young children at home in Derry/Londonderry? A sliding restrictor, available on many systems, limits how far the sash opens while still letting air in.
- A tilt and slide door fits the same kind of opening as an ordinary patio door, so a draughty older slider can often be swapped without building work.
- 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.
- Locking points engage around the whole perimeter of the sash, much like a window, rather than only along the closing edge.
How much sun will a door in Derry/Londonderry get?
The midday sun over Derry/Londonderry ranges from about 12° at the winter solstice to about 58° at midsummer. Low-angle winter light reaches further into a room through a tall door, which is one reason taller panels are worth considering; on south or west walls, pair them with solar-control glass.
Typical costs for tilt and slide doors around Derry/Londonderry
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 Derry/Londonderry home has been measured.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 1.8 m | 2 panels | £2,195–£2,695 |
| 2.1 m | 2 panels | £2,395–£2,895 |
| 3.0 m | 2 panels | £2,995–£3,595 |
See every size on the tilt and slide doors page or try the guide price tool.
Timescales for tilt and slide doors in Derry/Londonderry
Surveys in the BT47 district are booked at a time that suits you. After you approve the quote, manufacture is typically 2–4 weeks for uPVC or 4–6 weeks for aluminium, 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 straight swap in an existing opening. Derry/Londonderry 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.
Do you need approval in Derry/Londonderry?
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.
Options to consider for your tilt and slide door
- Handle. An inside lever handle with a key lock, plus an outside pull handle or cylinder if the door is used from the garden.
- Material. uPVC for a lower price and shorter lead time, or aluminium for slimmer frames and powder-coated colours.
- Glass. Toughened or laminated double glazing, or triple glazing for extra warmth and sound reduction.
Questions about tilt and slide doors in Derry/Londonderry
Is the price different in Derry/Londonderry?
The door price is the same as anywhere else. Because Derry/Londonderry is covered by arrangement, any travel cost for delivery and fitting is shown in your quote before you order; the survey itself is free.
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.
Is a tilt and slide door safe to leave tilted?
A tilt and slide door in the tilt position opens only a narrow gap at the top, so it is far harder to get through than an open door, but it is not locked. Close and lock the sash whenever the house is empty. When closed, perimeter locking points hold the sash like a window, and systems are available tested to PAS 24.
How wide can a tilt and slide door be?
A tilt and slide door in our range is typically about 1.5 m to 3 m wide overall, with one opening sash and one fixed panel. The sash size is set by the hardware's weight limit, which is lower than for inline or lift and slide systems. If you need a wider opening, a standard aluminium slider or a lift and slide door is the usual alternative.