Windows are an essential source of natural light and ventilation for your home. As they are openings to the outside, they can also be significant sources of heat loss, especially in older or poorly insulated buildings.   When homeowners choose to install secondary glazing, they will benefit from reduced heat loss as the glazing acts [...]

Cornwall Manufacturing’s Commercial and Technical Director Angus Herdman believes that the solar performance of glass has never been more important.   Angus Herdman has spent quarter of a century with us at Cornwall Glass Manufacturing, establishing himself in later years as the regional IGU manufacturer’s Commercial and Technical Director.   In that time, Angus has [...]