Mark recently helped us replace a few windows with double glaze windows which quality and performance we were very happy with. His price came in the best amongst the few quotes we received, yet he was able to supply genuine top quality products. Mark is very professional, skilful and tidy in his work. His enthusiasm; honesty and punctuality impressed us a lot and is very pleasant to deal with. We would recommend anyone to use his service. Jimmy – Doubleview, WA