Secure sliding doors (PAS 24) across Wiltshire
Most homeowners choosing secure sliding doors want the same things: more light, a clear view and a door that is easy to live with.
Replacing an old slider in Wiltshire that has its glass beads on the outside? That is a weakness a modern internally glazed door removes.
If your Wiltshire home has a rear garden reached by a side gate or shared alley, the back door is the one to specify with PAS 24 testing and laminated glass.
- An anti-snap key cylinder is designed to resist the snapping attack used on many older euro cylinders, protecting the lock itself.
- Robust interlocks where the panels meet reduce the chance of the door being levered open at the overlap, which is where a sliding door is often probed first.
- Anti-lift devices in the head of the frame stop a closed sliding panel being levered up and lifted off its track, which is a classic weakness of older sliders.
Guide prices for secure sliding doors in Wiltshire
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) |
|---|---|---|
| 1.8 m | 2 panels | £3,695–£4,495 |
| 2.1 m | 2 panels | £3,995–£4,895 |
| 4.8 m | 4 panels | £6,995–£8,495 |
| 6.0 m | 4 panels | £8,295–£10,095 |
Every size is on the secure sliding doors page.
Daylight and glass in Wiltshire
At the latitude of Wiltshire, the midday sun climbs to about 62° in late June but only about 15° in late December, when daylight lasts around 7 h 51 min against 16 h 37 min in midsummer. A south-facing secure sliding door lets that low winter sun deep into the room; on a west or south elevation, solar-control glass keeps summer afternoons comfortable.
Where we fit in Wiltshire
We cover Swindon, Salisbury, Trowbridge, Chippenham, Melksham, Warminster and the rest of Wiltshire.
Approvals in England
English Building Regulations treat a new or replacement external door in an existing home as a controlled fitting: it needs a U-value of 1.4 W/m²K or better (or Doorset Energy Rating band C) if more than 60% of it is glazed (Approved Document L), and safety glass in a critical location (Approved Document K). Compliance is arranged through a competent person scheme installer or a Building Control notification, so you get a certificate for your records.
Questions about secure sliding doors in Wiltshire
Is the price different in Wiltshire?
No. Guide prices for secure sliding doors are the same across mainland Britain, including Wiltshire. The fitted price depends on size, system, glass and finish, and any structural work, all fixed in your written quote after survey.
Is laminated glass worth it on a sliding door?
Laminated glass is worth considering on ground-floor doors that are hidden from the street, because it stays in one piece when cracked and slows anyone trying to break through. It also reduces some outside noise and filters most UV light. Toughened glass is still a safety glass but shatters into small pieces when broken.
How do anti-lift devices work on a sliding door?
Anti-lift devices are blocks or bolts fitted in the head of the frame or on the sliding panel that fill the gap above the panel when the door is closed. Without them, some older sliding panels could be lifted up and out of the bottom track. With them, the panel cannot be raised far enough to clear the track.
Can I upgrade the locks on my existing sliding door?
Sometimes, but upgrading locks alone does not turn an old door into a tested one. A new anti-snap cylinder or a secondary bolt can improve security on a sound door, and our sliding door repairs page covers lock work. If the panel can be lifted out or the glass removed from outside, replacement is usually the better answer.