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Found 33 results for the keyword(s) ‘R-Value’
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Article
CAN I USE DIFFERENT INSULATING MATERIALS TOGETHER?
Yes. R values simply add together to give a total R for the wall or ceiling. Generally speaking, a denser insulation should not be put on the cold side of a less denser one; it's a question of letting the moisture escape as easily as possible and not creating double vapour barriers. Hence, loo... -
Article
INSULATION
We can't stop heat from escaping from the house by conduction, but we can effectively slow it down with thermal insulation. In practical terms, just about the only insulating material we work with is dead air. All the fibers, foams, beads, and batts are just different ways to package dead a... -
Article
Old and New Insulations & R-Values
Seaweed in the Maritimes and Sawdust in the rest of Canada were common insulation materials in the old days. If they are still light and fluffy, they are still insulating your home, although not the best of insulating materials. That is why we often just add new insulation right over the to...