Wisconsin Attic Insulation Requirements

The higher the r value the better the thermal performance of the insulation.

Wisconsin attic insulation requirements.

The table below shows what levels of insulation are cost effective for different climates and locations in the home. Call us at 866 261 1090 or contact us online to learn more. Sps 322 01 3 b b the vapor retarder requirements under s. R value is a measure of insulation s ability to resist heat traveling through it.

Sps 322 39 apply to any dwelling with insulation installed whether or not the insulation is required under this code. 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. 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. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.

Here in northern wisconsin good attic ventilation is essential to keeping your home healthy and protected. Attic insulation requirements according to energy star an epa program which has helped americans save 362 billion in utility bills since 1992 an uninsulated wisconsin attic requires a minimum of 16 inches of fiberglass insulation to be considered cost effective. Outline of 2018 iecc requirements for wisconsin homes. 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.

Alpine insulation offers quality building and insulation services in wisconsin. 4910 veterans ave suamico wi 54173 920 434 4200. This reduction of insulation shall be limited to 500 square feet of ceiling area. Learn how to achieve good attic ventilation.

Sps 322 38 do not apply to an unheated space such as an attached unheated garage. Insulation level are specified by r value. Contact alpine insulation today for insulation in central or southern wisconsin. Special insulation exceptions related to ceilings with or without attic spaces masonry veneer and thermally isolated sunrooms are set forth in iecc section r402.

No energy cost savings for wisconsin resulting from the state updating its commercial and residential building energy codes in accordance with federal law are significant estimated to be on the order of nearly 170 million annually by 2030.