Why Choose Window Supply Company?

Window Supply Company is a leading manufacturer and supplier of uPVC windows and doors to trade. The company's reputation is founded on combining market leading products with exceptional quality and service. With a network of local trade counters located throughout Scotland, we support our trade customers with the most technically advanced and innovative products, delivered on time and in full.
A+ energy rated
Window Supply Company’s revolutionary window profiles are far more thermally efficient than traditional uPVC windows. By removing unnecessary steel reinforcement, instead using the latest in multi-chambered technology, the heat stays where it belongs – inside the home
Made in Britain
Fully guaranteed
The Window Supply Company range is designed, manufactured and supported by a team with over 500 years’ experience within the window industry
Beautiful Windows &
Doors to suit any home
Window Supply Company coloured foils give the appearance of woodgrain and won’t peel or scratch off. The whole Liniar range is available in a wide choice of colours with an easy clean, low maintenance finish

Our Accreditations

Our products are backed by the highest standards and hold the following accreditations:

Our Testimonials

Don’t just take our word for it, see what our customers say about us