WDLWINDOWSDOORSLONDON Get a price
Kitchen extension with slim sliding doors open to the garden
For homeowners planning an extension

Plan the glass with the build.

Slim sliding doors, rooflights, steel doors and timber windows, drawn to your planning drawings and priced before your builder starts. Fitted by our own team across London.

Send your drawings for a price
The usual pair

Sliding doors to the garden, a rooflight above.

Most rear extensions need the same two things: a wall of glass that opens to the garden and light from above for the deep part of the room. We supply and fit both, so the sizes, the details and the timing come from one team.

Slim black sliding door half open to the garden

Slim sliding doors

Cortizo systems with a 20 mm interlock, in two, three or four panels.

Kitchen under a long glass rooflight

Rooflights made to size

Your builder builds the upstand to our drawing; we lift and fit the glass.

From about £6,000 + VATfor a two-panel sliding door in a 3.1 m wide opening, supplied and fitted. Rooflights priced to size.
How it works

From your drawings to fitted glass.

  1. 01

    Send the drawings

    Planning drawings, sizes or a few photos. By email or the form below.

  2. 02

    Drawing and price

    We draw the doors and rooflight to your openings and send a fixed price, usually within 48 hours.

  3. 03

    Survey and sign-off

    When the walls are up we measure on site and you sign the workshop drawings.

  4. 04

    Made and fitted

    Made to measure in around 10 to 12 weeks and fitted by our own team.

The team behind WDL has built extensions and lofts across London for 25 years, mostly with architects. Our projects have been featured in The Times and 25 Beautiful Homes.

Get a price

Tell us about the extension.

You can also email drawings and photos to sales@windowsdoorslondon.co.uk or call 020 3151 5177. We use your details only to reply. Privacy notice