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Factory & showroom: Unit G, 1 Anthony Way, London N18 3QT · Mon–Fri 8am–5pm info@adawindows.com020 8803 8004

Made about 3.1 miles from N21

Aluminium sliding doors in N21

Aluminium sliding doors for homes across N21 — Winchmore Hill, Grange Park, Bush Hill and the streets around Grovelands Park, made to measure only about 3.1 miles from where we make every frame and fitted by our own team.

Including Grange Park and Winchmore Hill

Anthracite aluminium sliding doors on a modern extension
10 yearsinsurance-backed guarantee
Local factory & showroomUnit G, 1 Anthony Way, London N18 3QT
Call the local team020 8803 8004
Email usinfo@adawindows.com
FENSA & TrustMark10-year insurance-backed guarantee
Local advice

Aluminium sliding doors for N21 homes

On period homes in conservation areas, rear sliding doors are often acceptable where hidden from the street, but confirm with the council before ordering.

In Victorian side-return extensions, a two or three-panel sliding door gives wide views while staying practical in narrow gardens where swinging doors would get in the way. For 1930s semis with rear extensions, sliding doors keep sightlines clean across the garden and avoid bifold panel stacks taking up patio space.

These are houses where originality matters: mock-Tudor details, stained glass toplights and wide bays. We take care to match them rather than fit standard flat frames. The Hertford Loop line runs through, though most roads are quiet. N21 is about 3.1 miles from our factory.

Sliding patio doors use large glass panels that glide along a track, opening up a rear wall without taking any space inside or out. Made with slim aluminium frames, they suit kitchen extensions, living rooms and modern homes where owners want maximum glass, views and daylight.

  • Large panes with slim aluminium frames
  • Slides open without swinging into rooms
  • Maximises views and natural light

Questions from N21

Do I need planning permission for aluminium sliding doors in N21?

Replacing existing patio doors on a house is generally permitted development and covered by FENSA, but new or widened openings need Building Regulations approval, and flats, listed buildings and conservation areas may need planning consent.

How soon can you fit aluminium sliding doors in N21?

Lead times vary by product and workload — confirmed with your quote. Being about 3.1 miles from our factory makes surveys, fitting days and aftercare visits easy to arrange.

Sliding doors or bifold doors: which is better?

Sliding doors give bigger panes of glass and slimmer sightlines, and they never take up space when open. Bifolds open almost the full width of the opening, but show more frame when closed. If you enjoy the view all year, sliders often suit best; for summer entertaining, bifolds may.

Can I see samples before I decide?

Yes. Our showroom is at Unit G, 1 Anthony Way, London N18 3QT (Mon–Fri 8am–5pm), about 3.1 miles from N21. We can also bring samples to your home in N21 at the free survey.

Our work

Aluminium sliding doors we make and fit

  • Anthracite aluminium sliding doors on a modern extension — Aluminium sliding doors in N21
  • Grey aluminium sliding patio doors on a modern home — Aluminium sliding doors in N21
  • Grey aluminium sliding doors on a stone-clad rear extension — Aluminium sliding doors in N21
  • Aluminium windows and doors in a bright open-plan kitchen — Aluminium sliding doors in N21
Spread the cost

New windows now.
Pay over 1–5 years.

Finance on orders from £1,000 over 1–5 years, or our standard terms of 50% / 25% / 25%.

See finance options

Ada Windows Limited is an introducer appointed representative of Ideal Sales Solutions Ltd T/A Ideal4Finance. Ideal Sales Solutions is a credit broker and not a lender (FRN 703401).

Free quote for aluminium sliding doors in N21

Send your requirements and a few photos — our team will come back with a clear, no-obligation price.