Welcome to Caledonian Windows, Ayrshires largest family owned Double Glazing company. Caledonian have been established in Ayr since the early 1990’s, having a reputation of only using the best possible materials within the industry, has made Caledonian one of the leading Double Glazing companies on the west coast of Scotland. As much of our business is gained from word of mouth, we guard our excellent reputation very closely. Due to continued success, we have decided to extend our factory and office facility (owned by ourselves) to confirm our commitment to all our customers past and present of our plans for the future years ahead.