What Is Vacuum Glazing and Could It Save Your Sash Windows? Vacuum glazing uses a narrow evacuated space between panes to provide thermal insulation in a relatively thin unit. It may help retain suitable sash joinery while improving the glazing, but it is not a universal retrofit. Condition, dimensions, appearance, historic glass and the required […]
Tag Archives: heritage retrofit
Choosing Windows for a Wiltshire Home: What the Local Climate Means Choosing windows for a Wiltshire home means balancing winter comfort, summer sunlight, weather exposure and ventilation. Local climate information helps establish the questions, but it cannot identify one suitable frame material or glazing package for the whole county. The actual building, its surroundings and […]
1. What would be lost if this opening changed? Before examining a defect, look at the window or glazed door as part of the building. Its proportions may establish the rhythm of an elevation. Its frame may sit precisely within a deep reveal. In an older house, glass, joinery or metalwork may have significance that […]
A Traditional Façade Is More Than Its Windows When homeowners begin planning improvements to a period property, attention often focuses on the windows. Because they are among the most visible elements of a building, it is easy to assume they alone define the character of a traditional façade. Architects, however, see something much broader. The […]




