Insulation level are specified by r value.
Attic insulation energy star.
The attic is usually where you can find some of the largest opportunities to save energy in your home.
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About attic ventilation natural attic ventilation.
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.
Home energy efficient products attic insulation video.
A home performance with energy star contractor will determine how much insulation you need as recommended by the department of energy.
The table below shows what levels of insulation are cost effective for different climates and locations in the home.
At first it may seem odd to add insulation for warmth and then purposely allow cold air to enter the attic through vents but this combination is the key to a durable and energy efficient home.
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.
Combined with attic air sealing it can also help to alleviate the formation of dangerous ice dams in the winter.
A home performance with energy star contractor will properly air seal and add insulation.
Air seal attic leaks and install attic insulation for a more comfortable energy efficient home.
By adding insulation in your attic you can maintain the desired temperature throughout your home much better.
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The system combines three different components.
The higher the r value the better the thermal performance of the insulation.
A new home or apartment that has earned the energy star label has undergone a process of inspections testing and verification to meet strict requirements set by the us epa.
More insulation is recommended for the northern states because of colder climates.
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 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.
The attic is the easiest place to add insulation to improve your comfort and the energy efficiency of your home.
Proper attic sealing and insulation.