● Doors / Sliding Patio Doors
Sliding Patio Doors
Patio doors are an eye-catching option that allows you to move between your home & garden. Find out more about the patio door options available.
Get a QuoteIndicative price · From £3,200 supplied & fitted (2-panel uPVC); aluminium from £4,800 · Typically 6–8 weeks from survey to fit

● Overview
Sliding patio doors give you maximum glass with minimum frame — and unlike bi-folds, nothing swings into the room or garden when open. Modern aluminium inline sliding doors achieve sightlines as slim as 20mm between panels, with panes up to 3m wide, all operated effortlessly on stainless-steel tracks. We install A-rated patio doors across Essex with multi-point locking and a 10-year guarantee.
Specification
- Frame material
- Aluminium (slim) or uPVC (budget)
- U-value
- From 1.3 W/m²K (whole door)
- Sightlines
- From 20mm interlock (aluminium), 50mm (uPVC)
- Panel options
- 2, 3 or 4 panes; inline or pocket-sliding
- Max pane size
- Up to 3m wide x 2.7m tall (aluminium)
- Glazing
- 28mm argon-filled double, triple optional
- Security
- Multi-point hookbolt locking, anti-lift, key-locking
- Threshold
- Standard or low-profile DDA-compliant
- Colours
- White, anthracite, black (uPVC); any RAL (aluminium)
- Guarantee
- 10-year insurance-backed
Sliding Patio Doors Patio doors are an eye-catching option that allows you to move between your home and garden. Find out more about the patio door options available for home across Essex.
What types of sliding patio doors do you offer?
We offer both uPVC patio doors and aluminium patio doors in Essex and the surrounding area. With insulating frames and weatherproof gaskets, your home will be comfortable and shielded against the elements. We also offer traditionally stunning patio doors that are perfectly suited to historical homes. Our Patio Doors are available in a whole host of attractive and long-lasting colours. From sophisticated Slate Grey and Black to traditional timber finishes like Irish Oak and Rosewood. We have the perfect colour for your home.


Are your patio doors energy efficient?
Our patio doors are made with insulating frames, weatherproof gaskets, are thermally insulated and fitted with super glazing to maximise energy efficiency and help reduce energy bills where possible.
Are your patio doors double glazed?
Yes, we have double-glazed sliding patio doors that will let in light and give your home a stylish look right away.


How secure are sliding patio doors from The Essex Windows Store?
From our patio doors choose from two, three or four-door leaf options and with eight-point locking to ensure your home will be secure.
How can I get a quote for patio doors?
If you want an estimate for new patio doors from The Essex Window Store, please contact our team. We’ll be happy to help and set up a consultation so we can give you a price.
● Frequently asked
Sliding Patio Doors — questions answered
How much do sliding patio doors cost?
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A 2-panel uPVC sliding patio door installed in Essex typically starts from £3,200. Aluminium sliding doors start from £4,800 and a large 3-panel aluminium set usually runs £6,500–£9,000 depending on size and glass. Every quote is itemised and includes survey, fitting, FENSA certification and removal of your old doors.
Sliding patio doors vs bi-fold doors — which is better?
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Bi-folds open the full width of the opening; sliding patios always leave one pane closed but give you a much cleaner view when shut (fewer, larger panes and slimmer frames). Sliding is also cheaper, doesn't need stacking space, and operates more smoothly day-to-day. Choose bi-fold for outdoor entertaining; choose sliding for everyday view, light and ease of use.
How wide can sliding patio doors be?
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Aluminium inline sliding doors can be specified with individual panes up to 3m wide and 2.7m tall, and configurations from 2 to 4 panes. We've installed 3-panel sets over 5m wide across Essex. uPVC sliding doors are typically limited to around 2.4m per pane.
Are sliding patio doors secure?
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Yes. Modern sliding patio doors use multi-point hookbolt locking that engages into the frame at multiple points along the leading edge, anti-lift mechanisms that prevent the pane being levered off its track, and key-locking handles. Internally-glazed beading means the glass cannot be removed from outside. PAS 24 certified options are available where insurance requires them.
How energy efficient are sliding patio doors?
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Our sliding patio doors are A-rated as standard with whole-door U-values from 1.3 W/m²K. Aluminium frames are thermally broken, the glazing is 28mm argon-filled with low-e coatings, and continuous gasket seals around the full perimeter eliminate draughts. Triple glazing is available on request.
Can sliding patio doors replace existing French doors?
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Yes, and it's a popular upgrade where homeowners want more glass and a more contemporary look without going to a full bi-fold. The existing structural opening is usually wide enough, and we'll adjust the frame and reveals to suit. Conversely, if you're replacing tired old aluminium patio doors from the 1980s, the upgrade in thermal performance and security is dramatic.
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