• A premier glass and door installation company in Belfast

    With over 50 years' experience, OK Windows based in Belfast are your local, reliable glass, door and windows experts. If you are looking for an expert wooden windows and doors manufacturer, look no further as you have come to the right place.

  • A premier glass and door installation company in Belfast

    With over 50 years' experience, OK Windows based in Belfast are your local,reliable glass, door and windows experts. If you are looking for an expert wooden windows and doors manufacturer, look no further as you have come to the right place.

  • A premier glass and door installation company in Belfast

    With over 50 years' experience, OK Windows based in Belfast are your local,reliable glass, door and windows experts. If you are looking for an expert wooden windows and doors manufacturer, look no further as you have come to the right place.

A sophisticated new look

Add a sophisticated new look to your home with custom-made windows and doors from the experts at OK Windows. We not only help your home stand out, but also enhance its aesthetic beauty.

Choose the services of the experts in this industry and you can rest assured that you will get top quality products at affordable prices. Take advantage of our services in Belfast and all of Northern Ireland.
a conservatory
UPVC windows

Why choose us?

  • Competitive prices 
  • Years of experience
  • Wide variety of choices
  • Reliable and friendly team
  • Serve all of Northern Ireland

Our comprehensive services

UPVC doors
Looking for custom-made windows and doors?
Call us on 
028 9031 2999 today!
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