R value is a measure of insulation s ability to resist heat traveling through it.
Energy star insulation attic.
However if you find any of these conditions in your attic it is recommended that you consult or hire a professional to correct these problems before proceeding.
Energy attic uses a 3 part energy reduction system ers system to make your home or office as energy efficient as possible save you money on heating and cooling costs reduce your carbon footprint on the environment and improve indoor air quality.
Net blow bibs.
The attic is the easiest place to add insulation to improve your comfort and the energy efficiency of your home.
Air seepage due to air infiltration from insufficient r value let s temperature change and causes high electric bills.
Simple fixes include installing weather stripping on doors and caulking around windows while bigger jobs might include sealing leaks and adding insulation in your attic.
Air seal attic leaks and install attic insulation for a more comfortable energy efficient home.
Learn how to measure attic insulation get solutions and save energy with energy star with diy home improvement ideas or by working with a contactor.
Difficult attic access and limited space to work.
The table below shows what levels of insulation are cost effective for different climates and locations in the home.
Sealing air leaks around your home and adding insulation can help your home be more comfortable and energy efficient and provide up to a 10 savings on your annual energy bills.
For more than 20 years epa s energy star program has been america s resource for saving energy and protecting the environment.
Insulation level are specified by r value.
Epa s energy star program provides great diy resources to help you get the job done.
The insulation will resist heat transfer into the house.
Never cover attic soffit vents with insulation use rafter vents and soffit vents to maintain airflow.
The most common mistake homeowners make when installing insulation is to block the flow of air at the eaves.
The performance of insulation is also highly dependent on the quality of the installation.
Energy star also requires that certified insulation is tested to meet flame resistance requirements to help promote fire safety.
Energy star is the simple choice for energy efficiency.
Seal and insulate with energy star.
Now that you ve air sealed your attic and basement check your attic insulation levels and add more if necessary.
Wet or damp insulation indicating a leaky roof.