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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 8.2 miles from NW7

Secondary glazing in NW7

We survey, make and fit secondary glazing throughout the NW7 postcode, including Mill Hill. Everything is built about 8.2 miles from our workshop in N18, so the people who measure are the people who make and fit.

Including Mill Hill

White sash windows with arched top light in a brick wall
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

Secondary glazing for NW7 homes

On listed buildings, secondary glazing is often the preferred way to improve comfort, but check with the conservation officer as listed building consent may still be needed.

In 1930s bays, secondary glazing can follow each facet of the bay or span across it, so we measure carefully around radiators, sills and curtain tracks. In modern homes with sound double glazing, secondary glazing is mainly worthwhile for noise, particularly in bedrooms facing main roads, railways or flight paths.

The M1, A1 and A41 all pass through NW7, bringing noise to nearby streets. Larger homes here often want wide-span patio doors. We are about 8.2 miles from Mill Hill. Edgware, to the west, has the HA8 postcode.

Secondary glazing is a discreet second window fitted on the inside of your existing windows, leaving the originals untouched. It suits listed buildings, conservation areas, flats where external windows cannot be changed, and anyone wanting to cut noise and draughts without replacing period windows.

  • Keeps original windows in place
  • Reduces draughts and outside noise
  • Panels open or lift out for cleaning

Questions from NW7

Do I need planning permission for secondary glazing in NW7?

Secondary glazing is fitted internally, so it does not usually need planning permission or Building Regulations approval, but listed buildings may need listed building consent first.

How soon can you fit secondary glazing in NW7?

Lead times vary by product and workload — confirmed with your quote. Being about 8.2 miles from our factory makes surveys, fitting days and aftercare visits easy to arrange.

Is secondary glazing allowed in listed buildings in NW7?

Secondary glazing is generally seen as less intrusive than replacing original windows, because it sits inside and is reversible. However, listed building consent may still be required, so speak to the council's conservation officer before work starts. We can provide product details to support your application.

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 8.2 miles from NW7. We can also bring samples to your home in NW7 at the free survey.

Our work

Secondary glazing we make and fit

  • White sash windows with arched top light in a brick wall — Secondary glazing in NW7
  • Victorian terraced houses in North London with replacement windows and doors — Secondary glazing in NW7
  • Finished window frames ready for dispatch at the Ada Windows factory — Secondary glazing in NW7
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 secondary glazing in NW7

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