Best Roll Insulation For Attic
Insulation level are specified by r value.
Best roll insulation for attic. Both can be added to uninsulated attics or layered over existing material. For diy attic insulation you ve got two choices. Rolls and batts are produced of mineral wool and fiberglass. It s available in fiberglass mineral wool plastic fibers and natural fibers.
Among commonly used types of insulation there are mineral wool or fiberglass rolls and batts rigid fiberglass board loose fill materials cellulose mineral wool etc. The table below shows what levels of insulation are cost effective for different climates and locations in the home. Blanket insulation modern technology of blanket insulation today is considered the best insulation for attic. Owens corning r 13 40 sq ft single faced fiberglass roll insulation 15 in w x 32 ft l 766 rockwool comfortbatt r 30 30 7 sq ft unfaced stone wool batt insulation 23 in w x 47 in l.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product. The big disadvantage with spray foam is cost. It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass. R value is a measure of insulation s ability to resist heat traveling through it.
Loose fill or batt the common term for blanket insulation. The higher the r value the better the thermal performance of the insulation. Other areas to insulate insulate your attic outer walls and crawl space first as these areas are most susceptible to heat transfer. There are other materials and systems that you can use to insulate your 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. This type of insulation. Owens corning ecotouch r 15 30 sq ft single faced fiberglass roll insulation 15 in w x 24 ft l. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
Blanket insulation is available as batts or rolls and is the easiest diy insulation material.