Welcome to Complete Window Systems (CWS), your family-run destination for premium PVCu Windows, Doors, and Composite Doors on the North Coast.

Established in 1997, we take pride in our legacy of delivering top-notch products and services to elevate your home. We have worked hard to establish an excellent reputation in the industry and have our own teams of experienced fitters, ensuring top quality workmanship at all times. All quotations are free of charge and tailor made for you to receive the best design, advice and value for money

Here's what sets us apart:

  • FAMILY VALUES: As a family-run business, we treat every project with the care and dedication it deserves, ensuring a personal touch in everything we do.
  • EXTENSIVE EXPERIENCE: With over two decades of expertise, our seasoned team brings unparalleled knowledge to every installation, guaranteeing the highest standards of workmanship.
  • SHOWROOM IN COLERAINE: Visit our showroom in Coleraine to explore our exquisite range of windows and doors. Experience firsthand the quality and craftsmanship that defines CWS.
  • TAILOR-MADE SOLUTIONS: Your home is unique, and so are our solutions. Enjoy free, tailor-made quotations that reflect the best in design, advice, and unbeatable value for money.

At CWS, we go beyond windows and doors; we're here to transform your living spaces into true reflections of your style and comfort. Let's embark on this journey together!


Have you tried our Door Designer? Have a go HERE

Contact Us Today for a FREE Quote or Consultation