With Branches in Belfast, Bangor and Cumbernauld, we are a one-stop-shop for all your uPVC needs.

We supply windows, doors, conservatories, roofline, trims and accessories to a wide customer base including homeowners, trade fitters and small builders.

We understand that quality, style and security are important in your choice. Windowmate offers a wide range of windows and doors in REHAU profile. We make sure they are manufactured to the highest standard and guarantee you will get a quality product that will last for years to come.

Not only is enduring quality important but so is design – there’s a whole array of styles, colours and designs to suit every home.

We pride ourselves on supplying only the highest quality windows and doors on the market. With over 10 years in business, we are also proud to have a reputation for great customer service. See some testimonials below from Windowmate customers.

We source virtually all our uPVC frames from local fabricator, Dessian Products Ltd. Dessian has been fabricating uPVC products for over 30 years using world renowned REHAU plastic profile; known for its quality. We offer three window systems depending on your requirements - 60mm Tritec, TOTAL70c (chamfered) and TOTAL70s (fully sculptured edge).

REHAU’s highly durable uPVC window and door systems combine outstanding standards in energy efficiency and performance. All frames are produced to British Kitemark Standards BS 7412 and BS 7412/PAS 24. Our uPVC windows and doors have double glazed units as standard. If requested, we can also supply triple glazed units. Windows will meet a Window Energy Rating (WER) of A, B or C depending on build specification.

Visit one of our showrooms today. Here you will find a wide range of window and door products on display as well as accessories and glass. You will be able see first-hand the quality of the materials and workmanship that goes into all our products.