Faced insulation should not be placed on top of existing insulation in the attic.
Add insulation to attic.
Affix rigid foam insulation to the attic side of the hatch or door.
Add weatherstripping around the perimeter and a sweep to the door of a walk up attic.
In a cooling climate a good blanket of attic insulation helps keep the house cooler and reduces the load on air conditioning equipment.
Blown in insulation overview.
By reducing energy.
Proper attic insulation is the best way to prevent heat loss in the winter and retain cool air in the summer.
The vapor retarder on top of or between layers of insulation can trap moisture.
Check the attic walls and floors adjacent to an unheated space like a garage or basement.
Pull down stair or ladder.
Now that you ve air sealed your attic and basement check your attic insulation levels and add more if necessary.
Thickness must not be used as the sole factor in determining the r value of loose fill insulation particularly for attic insulation.
Any new batt or roll insulation installed over existing insulation in the attic needs to be without a vapor retarder face.
Before you call a contractor however it s important to understand the options and costs involved.
By adding insulation to your attic you ll not only reduce your monthly utility bills but also enjoy improved energy efficiency and greater comfort throughout the year.
The pros charge 1 500 to 2 000 to do a 1 200 sq ft.
If you need to add insulation in your attic save big by blowing in cellulose insulation yourself.
How much does attic insulation cost.
Most attics are insulated with blown in loose cellulose r 3 5 per inch blown in loose fiberglass r 2 5 per inch or fiberglass batts r 3 2 per inch.
The attic is the easiest place to add insulation to improve your comfort and the energy efficiency of your home.
To determine whether you should add insulation.
Attic hatch or door.
You can do it yourself for about 500.
Use a zippered insulated tent to keep the enclosure draft free attic tent at 7 attic cover insulator 120.
So it s time to pay close attention to what s happening up there.