Homeowners often ask if a vapor barrier is necessary for optimizing attic insulation and protecting their homes from moisture-related damage. The answer, however, isn’t one-size-fits-all.
We live in a small detached house. When we bought it many years ago, we had spray foam loft insulation installed. We were told at the time that it came with a guarantee, that ventilation was not ...
Because there’s no attic to hold a layer of insulation or create an air barrier ... blown-in insulation or injection foam for your wall joist space or spray foam insulation for the roof space.
For instance, in April 2018, Huntsman Corporation acquired Demilec, one of North America’s leading manufacturers and distributors of spray polyurethane foam (SPF) insulation systems for $350 million.