Windows & Doors

Energy-Efficient | Bespoke & Made to Measure | Safe & Secure

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Stylish, Secure and Energy Efficient Windows

Our bespoke windows are made to measure and designed to suit your homes needs and your individual style! We offer a free style and design service and the price given includes full installation and warranty with no hidden extras!

Our windows are available in a range of colours:

  • White
  • Cream
  • Black 
  • Anthracite grey
  • Rosewood
  • Golden oak

All windows come with a full 15-year guarantee! Finance options available on request. 

Contact us to enquire on 01382 685532!

Download our Window Brochure

Reviews for Greencastle Home Improvements


Love my new windows and doors

Love my new windows and doors. Great job, have already recommended to my friends. House much warmer and I can't hear the traffic noise.

All round lovely to deal with.

Mrs L

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Our bespoke high security upvc doors can be manufactured in any RAL colour.

Choosing the entrance for your home is an important decision! Our doors are designed to provide enhanced security, weather performance and energy efficiency, as well as creating a stunning gateway to your home!

Features include:

  • 15 year guarantee
  • double and triple glazing available
  • wide range of door and glass designs 
  • can be made in the standard upvc colours (listed in window section) or in any non-standard colour chosen from RAL colour chart.


Download our Doors Brochure


Free Home Health Check

GreenCastle can provide a free home health check on energy efficiency and suitability for any of our products as well as a simple design and quote service completely free and without obligation. Enquire now to arrange your visit by filling out our contact form.

Contact Us

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01382 685532

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