Double Insulation In Attic

Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.

Double insulation in attic.

Below the joists is 1 5 16 center to center supporting lathe and plaster for ceiling below i am trying to create some walkways and storage space by placing boards on top of the joists. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. Loose fill or batt the common term for blanket insulation. In my attic i currently have usg thermafiber insulation in the 5 75 6 75 between joists with 9 unfaced fiberglass batts on top.

Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer. Share this story via email. Improper installation can damage attic framing promote mold. Both can be added to uninsulated attics or layered over existing material.

In a cooling climate a good blanket of attic insulation helps keep the house cooler and reduces the load on air conditioning equipment. For diy attic insulation you ve got two choices. So it s time to pay close attention to what s happening up there. Once you ve decided which type is best for you examine the material options and prices to home in on the right product.