Years ago, when few homes had insulation in their outside walls, no one worried about vapor barriers–there was no need for them. But now homes are better insulated, making it necessary to install a ...

When it comes to vapor intrusion barriers, ease of installation is one of the key elements contributing to a successful project. Recently, a full suite of vapor barriers has been released that employ ...

Answer — Installing an air-vapour barrier in the attic of an older home always poses a difficult, but not insurmountable situation. Ideally, proper polyethylene sheathing should be installed beneath ...