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Door canopy vs polycarbonate patio roof

Updated: 22.10.2026

You searched for a polycarbonate patio canopy because the patio doors face the weather, and the first boxes on amazon.co.uk are door kits about 80 cm deep. A door canopy vs polycarbonate patio roof choice is about posts, sheet thickness, and whether anyone will sit outside. If you need the step dry, stay with the bracket kits. If you need a room under cover, leave this table. The kits are on the [polycarbonate patio canopy comparison](/hub/sun-shades/polycarbonate-patio-canopy). Products Compared used that capture and public seller guidance on sheet thickness, on 21 October 2026. This is not a lab test.

You searched for a polycarbonate patio canopy because the patio doors face the weather, and the first boxes on amazon.co.uk are door kits about 80 cm deep.

Our top picks

VOUNOT VOUNOT 120 × 80 cm black

Best overall

VOUNOT VOUNOT 120 × 80 cm black
8.8/10about £29.49
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VOUNOT VOUNOT 100 × 80 cm black

Preis-Tipp

VOUNOT VOUNOT 100 × 80 cm black
8.4/10about £25.49
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VOUNOT VOUNOT 200 × 80 cm black

Alternative

VOUNOT VOUNOT 200 × 80 cm black
8.4/10about £44.99
View offer
On this page
  1. 1.Two products, one search
  2. 2.A 6 mm bracket sheet or a roof sheet
  3. 3.What the price is buying
  4. 4.Stay with the door kit, or leave

Two products, one search

A door canopy here is a polycarbonate sheet on wall brackets, with no posts. Depths that agree with the dimension line are 80 cm or 100 cm. Width can be 300 cm and the sheet is still a bracket canopy. GGNEBAI’s 300 × 100 cm listing prints 304.8 cm in the projection field, which copies the width. You get a wide strip, not a three-metre lean-to. UK sellers use patio roof for a cover with front posts and usually a gutter. Samson Awnings shows one lean-to at 4,670 mm by 2,500 mm with 16 mm triple-wall. An 80 cm sheet does not clear a table.

A 6 mm bracket sheet or a roof sheet

VOUNOT states 6 mm. VIVOHOME states two 5 mm panels. GUANSU-CN states 5 mm. GGNEBAI and DAWNINGHOMM state no millimetres. PolycarbonateX describes 6 mm multiwall as small-canopy sheet and starts roof sheets at 10 mm, with 16 mm common. The Glazing Shop draws the same line. Those are catalogue positions, not a British Standard, and none of these files shows a BS EN 16153 mark or a snow load you can treat as a test. Veranda sellers name 16 mm or 25 mm. That is their specification, not a measurement of the about £29.49 VOUNOT. A modular join, claimed on GGNEBAI, VIVOHOME, and GUANSU-CN, adds another sheet along the wall. Two 80 cm projections side by side are still 80 cm out, with a seam and no posts.
VOUNOT VOUNOT 120 × 80 cm black

Testsieger

VOUNOT VOUNOT 120 × 80 cm black
8.8/10about £29.49
View offer

What the price is buying

This capture runs from about £25.49 for the 6 mm 100 × 80 cm VOUNOT to about £179.99 for the unreviewed alloy-frame DAWNINGHOMM. The 200 cm VOUNOT at about £44.99 is still a bracket kit. You are buying a sheet, brackets, fixings, and your own afternoon. You are not buying posts, a gutter, or a crew. Canopy Installers UK says a patio canopy from about £1,500 installed and a veranda from about £3,000. How the door kit goes up is on how to fit a door canopy.

Stay with the door kit, or leave

Stay if the job is the doorstep or a strip in front of patio doors, and you can drill a wall you understand. Who should skip which kit is on best polycarbonate door canopy. How to read a projection field is the polycarbonate door canopy buying guide. The 200 cm and 300 cm widths still project about 80–100 cm. Leave if anyone needs to sit out, if you want posts and a gutter, or if the sheet must come more than about a metre off the wall. The wide GGNEBAI looks like a roof in the filter and is still a door canopy in the dimension line.

Common questions

Will an 80 cm door kit cover a patio set?
It covers the door and a narrow strip of paving. Depths that agree with the dimension line here are 80 cm or 100 cm. A table and chairs need the deeper span of a post roof, which sellers illustrate in metres. Width can be 3 m and the projection is still short.
What sheet do roof sellers specify that these kits do not?
PolycarbonateX and The Glazing Shop treat 6 mm as small-canopy sheet and start domestic canopy roofs around 10 mm, with 16 mm common. Installers also name 16 mm or 25 mm on verandas. VOUNOT states 6 mm and VIVOHOME states 5 mm panels. That split is their catalogue, not a British Standard minimum for these ASINs.
Do you need posts?
You need posts when the cover must stand out beyond a door canopy and carry a roof sheet. The kits here are wall brackets. A modular join, claimed on GGNEBAI, VIVOHOME, and GUANSU-CN, adds another bracketed sheet along the wall. It does not add a front leg.
Why is a veranda quote in the thousands when Amazon shows about £30?
Canopy Installers UK publishes seller figures from about £1,500 for an installed patio canopy and about £3,000 for a veranda. Those are that site’s starting points, not a UK average and not a quote for these ASINs. The Amazon band of about £25.49 to about £179.99 is the box. Posts, a thicker sheet, and labour are the rest.
Can you join two door kits and call it a roof?
You can add width if the listing claims a modular connection, and you still have about 80 cm or 100 cm of projection, with a seam. Two kits do not create posts or a 16 mm roof sheet. If the aim is a lean-to you can sit under, the join is the wrong saving.
Does adding posts change the planning class?
The Planning Portal describes a freestanding awning as an outbuilding and an awning fixed to the house as an alteration, not automatically as a Class D porch. Adding posts can move the project between those descriptions. England and Scotland use different tests. Sheet thickness does not settle the class.
Which kit is still right for a back door only?
A stated 6 mm kit at 100 cm or 120 cm wide, from about £25.49 to about £29.49 in this capture, matches a single door if you accept an 80 cm projection and you will sort the fixings. The 200 cm and 300 cm sheets cover a wider opening, still without posts. If you want a seating area dry, that kit is the wrong product.

Related pages

Folding gazebo comparison

Polycarbonate patio canopy

The best polycarbonate door canopy comparison 2026

Width of a polycarbonate door canopy comparison 2026

Front door canopy planning permission comparison 2026

How to fit a polycarbonate door canopy comparison 2026

Sources

Public UK sources and the amazon.co.uk listings compared on this page. Listings captured 21 October 2026. Updated 22.10.2026.

  1. Planning Portal: porches (retrieved 22.10.2026)
  2. The Town and Country Planning (General Permitted Development) (England) Order 2015, Class D (retrieved 22.10.2026)
  3. Planning Portal: awning attached to a house (retrieved 22.10.2026)
  4. mygov.scot: add a porch (retrieved 22.10.2026)
  5. Scottish Government circular 1/2024, householder permitted development (retrieved 22.10.2026)
  6. HSE: safe use of ladders (retrieved 22.10.2026)
  7. Consumer Rights Act 2015, section 22 (retrieved 22.10.2026)
  8. 6 mm polycarbonate sheet, seller note on light-duty sheet (retrieved 22.10.2026)