Double Insulation In Attic
If you think you re among the 90 of us homes that are under insulated 1 performing a simple insulation inspection will help you determine your insulation needs.
Double insulation in attic. Insulation ratings can be improved by adding more layers of insulation. An r 1 1 is provided from the product itself for the reflective double bubble material. Since ducts require either r 6 or r 8 insulation depending on location building inspectors should start failing this application every time they see it. The ideal attic insulation r value is different than the ideal wall insulation r value.
In really cold climates a third layer of insulation either un faced r 30 or blown in cellulose can be installed on top of the first two layers. So it s time to pay close attention to what s happening up there. Achieving greater r values in attics. A tip for doubling up on attic insulation.
Improper installation can damage attic framing promote mold. Loose fill or batt the common term for blanket insulation. You can mix the type and material of insulation too. Having the correct amount of attic insulation can help you maintain a comfortable temperature throughout your home and help save money on your energy bills plus prevent major issues like ice dams in the winter.
I mentioned above that radiant barriers have two excellent applications in homes and those are in the attic and in windows the two places where the most radiant heat gain occurs in a building. Both can be added to uninsulated attics or layered over existing material. Share this story via email. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
For diy attic insulation you ve got two choices. Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer. In attic spaces an additional layer of un faced insulation usually r 30 can be installed on top of the insulation that is between the ceiling joists for an added layer of protection.