uPVC sliding patio doors across Hertfordshire
A few practical points decide whether uPVC sliding patio doors suit a particular room and opening:
Replacing a tired patio door in Hertfordshire? A uPVC slider usually fits the existing opening, so the job is a straight swap rather than building work.
If the windows on your Hertfordshire home are white or woodgrain uPVC, uPVC sliding patio doors in a matching finish keep the rear of the house looking uniform.
- Shoot-bolt or hook locking on the sliding panel, plus anti-lift devices, help stop the panel being lifted or levered out of the frame from outside.
- Woodgrain and colour foils, including anthracite grey and black, let a uPVC door match existing windows instead of appearing as a white frame on a coloured elevation.
- Steel reinforcement inside the main profiles keeps the frame rigid, holds the locking hardware firmly and stops the sliding panel flexing over the years.
Guide prices for uPVC sliding patio doors in Hertfordshire
Guide prices are the same across Hertfordshire: the fitted price depends on the size, system and specification, not your postcode. These figures are for a standard 2.1 m high door, fitted, including VAT and removal of an old door of similar size.
| Overall width | Typical panels | Guide price (fitted, inc VAT) |
|---|---|---|
| 1.5 m | 2 panels | £1,695–£2,095 |
| 2.4 m | 2 panels | £2,195–£2,695 |
| 3.0 m | 2 panels | £2,495–£3,095 |
| 3.6 m | 3 panels | £2,895–£3,495 |
Every size is on the uPVC sliding patio doors page.
Daylight and glass in Hertfordshire
The midday sun over Hertfordshire ranges from about 15° at the winter solstice to about 62° 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.
Towns we cover in Hertfordshire
We survey and fit uPVC sliding patio doors in 17 towns across Hertfordshire, including the AL1, AL10, AL5, AL8, CM23, EN11 postcode districts.
Approvals in England
In England, a replacement sliding door is a controlled fitting under the Building Regulations. In an existing home, a door with more than 60% glazing must reach a U-value of 1.4 W/m²K or better (or a Doorset Energy Rating of band C) under Approved Document L, and glass in doors must be safety glazing under Approved Document K. We arrange compliance through a competent person scheme installer or by notifying Building Control, and you receive the certificate.
Questions about uPVC sliding patio doors in Hertfordshire
Do I need building approval for uPVC sliding patio doors in Hertfordshire?
In England a replacement door is a controlled fitting, so compliance is arranged through a competent person scheme installer or Building Control; new openings need a Building Regulations application. We confirm the right route for your property at survey, so the paperwork is in place before fitting.
Are uPVC sliding doors secure?
uPVC sliding doors are secure when the sliding panel has multi-point locking, anti-lift protection and steel reinforcement in the frame. Systems are available tested to PAS 24, the UK enhanced security standard for doorsets. Laminated glass adds resistance to breaking through, and a key-locking handle stops the door being opened from inside if a pane is broken.
How quickly can a uPVC patio door be fitted?
A uPVC sliding patio door is typically made in 2–4 weeks after you sign off the surveyed specification, the shortest lead time of the sliding door materials. A straight swap in the same opening typically takes 1 day, including removing the old door, fitting, sealing and making good inside. Times are typical rather than promised, and foiled colours can add a little time.
How much do uPVC sliding patio doors cost?
uPVC sliding patio doors start from a guide price of £1,695 for a 1.5 m two-panel door, fitted, inc VAT, at standard 2.1 m height. A 2.4 m door is a guide £2,195–£2,695, and a 3.6 m three-panel door is around £2,895. Coloured foils, glass upgrades and a low threshold move the figure up, and the final price is fixed in a written quote after survey.