We have developed a high level of expertise in new glazing and window technology. We work with some of the world’s leading glass suppliers and are developing our replacement insulated glass units to suit all types of window frames. Our double glazing units are installed by experienced craftsmen and are fully guaranteed for ten years. Energlaze insulated glass units are among the most energy efficient available on the market today and we are 100% committed to the satisfaction of our customers and provide a 10 year guarantee with all of our products.