Best Insulation For Cement Walls

Or you can install drywall over the studs and then add loose fill insulation.

Best insulation for cement walls.

When insulating concrete basement walls a good idea because concrete basement walls are often cold use rigid foam board insulation if the insulation will come into direct contact with the. Best methods for insulating basement walls. Choosing the best insulation for basement walls and ceiling. Most homeowners require insulation with an r value between 13 and 21 in their basements where most concrete walls can be found.

Spray foam insulation is a more expensive option when insulating the basement. Adding 2 inch thick insofast panels will bring your walls to r 13 30 percent more than the iecc minimum. Your walls in their present state have an r rating of about 3. If the material isn t installed properly air leakage is still possible which will lead to comfort issues in the future.

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. Basements provide for a very challenging insulation problem. I ve written several articles on insulating basement walls and evolved some of my methods over time. According to the international energy conservation code iecc for your area mass walls ones made of thick block brick stone or adobe should be at least r 10.

2 calculate how many inches of insulation you need to achieve your. Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation. To insulate basement walls you can use blanket insulation which you just nail or staple into the wood frame in your basement. Basement spray foam insulation cons.

Whichever kind of insulation you choose make sure the r value which is a. For an energy efficient option use sprayed foam insulation.