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Jefferstone Windows Company Logo new sash sliding windows

At Jefferstone Windows we have a team of highly experienced and knowledgeable double glazing installers, specialising in windows, doors and conservatories.

  • Double glazing installation

  • Windows

  • Doors

  • Conservatories

All of our products are manufactured at our workshop to ensure top quality. We are Certass registered company with an excellent reputation throughout Gwent and the surrounding area. We offer versatile and flexible services, personally tailored to our clients' specific requirements.

Looking for high quality windows and doors?

Call 01633 858 943

High quality services available in Newport and Gwent areas

"I would highly recommend this company for supplying and fitting windows, their prices are competitive and no pressure to purchase when talking to salesman /company owners. They have a good working knowledge of their products and take time to discuss all options to you. Fitting professionally done to a very high standard, warranty given on windows and glass"

R.A.W. - Cwmbran

We provide the following products and services:

  • Porches

  • Fascias

  • Soffits

  • Gutters

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