Cavity Wall Insulation Most homes built between 1920 and 1990 have a gap between internal and external walls. Filling this cavity with insulating material keeps out cold air and retains warm air ...

Insulation primarily controls how heat flows in and out of a building, Kaltreider said. “It’s trying to keep heat in or heat out to keep the interior ... up within your walls, he said.

The hygrothermal performance of interior insulation in masonry walls is a critical area of research, particularly in the context of energy retrofitting historical buildings. As energy efficiency ...

As the winter months settle in, you might find yourself paying more attention to how efficiently your home uses power. While ...