Best Insulation For Attic 2017

Using washington as an example the energy code requires a minimum r value of 49 for attic insulation but more can be added if desired.

Best insulation for attic 2017.

For diy attic insulation you ve got two choices. The big disadvantage with spray foam is cost. January 17 2017 at 9 00 am est. Both can be added to uninsulated attics or layered over existing material.

Once you ve decided which type is best for you examine the material options and prices to home in on the right product. Loose fill or batt the common term for blanket insulation. It s available in fiberglass mineral wool plastic fibers and natural fibers. What type of insulation is best for your attic.

There are other materials and systems that you can use to insulate your attic. Blanket insulation is available as batts or rolls and is the easiest diy insulation material. Closed cell and open cell aka 2 pound and pound respectively. I d blow insulation on the attic floor after air sealing of course.

Crawl pros recommends blown in cellulose as the best attic insulation for your home. Spray foam attic insulation spray foam offers the best attic insulation performance available. Which type of insulation is best for. This is a particularly clutch option if your hvac system heating ventilation and air conditioning for the layman is located on the floor.

Choose from two types. 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. 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. This type of insulation.

The most common type of insulation batts and blankets are great for diy projects. It s generally 3 to 4 times what you ll pay for blown cellulose or fiberglass. Having insulated hundreds of homes throughout the northwest crawl pros has learned that blown in cellulose insulation provides the most protection and energy efficiency. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.

They sport insulation values of approximately r 6 5 and r 3 6 per inch respectively. Foam is the only insulation material that allows you to expand your building envelope to your attic s roofline.