About us

We are a traditional Family Run business with over 15 years of direct manufacturing and installation experience.

We have gained a wealth of knowledge and expertise through our years of experience while producing the highest quality windows in London that are incomparable.

We offer a bespoke service to each of our clients, whether that be a simple overhaul and draught proofing service, new bespoke noise reducing sashes, heritage double glazing or a complete replacement package. 

As a family run business, we are a company that our clients can rely on, contrast to larger corporate companies, our clients are kept on a exclusive level and can expect to be 100% satisfied.

We uphold all of our products and services and are pleased to offer a 10 year Warranty* to all of our customers.

We continue to be proud of our reputation and we kindly request that our clients leave an honest review upon completion of works.

*Subject to T's & C's. Slimline Heritage units only have a 5 year manufactures warranty.

© 2018 London Sash Windows & Doors Ltd. All rights reserved. 

London Sash Windows & Doors Ltd,: registered as a limited company in England and Wales under company number: 10832389

London Sash Windows & Doors Ltd,

​3 Wedmore Street,


N19 4RU

T : 0208 150 7153

E: info@LSWD.co.uk

Monday to Friday: 

8:30am to 5:00pm.

Saturday: By appointment only.

Sunday: Closed.