Past a certain thickness it may not be cost effective to add more insulation even if you aren t sure your attic is at the r 38 level.
How to add more insulation to your attic.
Less than that and you ll probably need to add more.
You can do it yourself for about 500.
It really is very easy to add insulation to an attic and doing the job without professional help will save a great deal of money.
The pros charge 1 500 to 2 000 to do a 1 200 sq ft.
To get the target r value from the product you chose use the number of bags your calculations showed that you needed to insulate your attic never fewer.
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.
If your attic is accessible and easy to move around in and you love a diy challenge and have about three days to spare you could tackle the insulation yourself here s more on how to insulate.
Many older homes have less insulation than homes built today but even adding insulation to a newer home can pay for itself within a few years.
Blown in insulation overview.
Now that you ve air sealed your attic and basement check your attic insulation levels and add more if necessary.
Energy efficient insulation while an important consideration is actually only one solution to attic heating and cooling issues.
Unless your home was specially constructed for energy efficiency you can probably reduce your energy bills by adding more insulation.
To install fiberglass batts over existing insulation lay the batts perpendicular to the joists so they do not compress the insulation below.
A blanket of insulation on the attic floor can make a huge difference in the comfort level of a home and in the amount of money spent on heating and cooling annually.
If your existing insulation is more than about 10 inches 25 4 cm thick it might not be worth the extra money.
Whether you live in a warm weather state as i do or in a cooler northern climate it s hard to stay comfortable and keep your energy bills in check if you don t have adequate insulation in the attic.
The attic is the easiest place to add insulation to improve your comfort and the energy efficiency of your home.
If you need to add insulation in your attic save big by blowing in cellulose insulation yourself.