It can cost anywhere from 1 700 to 2 100 or between 1 50 and 3 50 per foot to insulate an attic depending on what insulation material you choose.
Seal and insulate your attic.
Either read the r value printed on the batts of your existing insulation or use a measuring tape ruler to measure the depth of the insulation inches.
Air sealing is more important than insulation and must be done first.
What else should i think about when doing this project.
Foam tape use on the tops and bottoms of window sashes door frames and even attic hatches.
To keep the blown in insulation from falling through the attic hatch opening make a 2x12 dam around the hatch perimeter.
Proper attic spray foam insulation serves as the key to limit and control the effect of the external temperatures on your homes interior environment monthly energy bills and energy loss.
With self adhesives they are inexpensive and easy to install.
However they should only be installed wear little wear is expected.
Plan to pull up the flooring and layer new insulation on top of the old.
Adding insulation to an unfinished attic is one of the most effective ways to save money on your energy bills.
Learn the 5 best ways to seal and insulate windows for massive energy savings this winter.
The attic is usually where you can find some of the largest opportunities to save energy in your home.
But if the floor is covered in plywood you can t stuff enough insulation beneath it to do the job sufficiently not even in warm climates.
If you insulate without air sealing you run the very real risk of ending up with a moldy attic and a rotten roof.
Then to really seal the attic access up tight says olson lay fiberglass batt insulation on the inside of the hatch or door and wrap it up tight like a christmas present photo 3.
Air sealing your attic and ducts installing blown cellulose insulation and insulating ductwork will eliminate these problems.
Before you call a contractor however it s important to understand the options and costs involved.
By air sealing in your attic you can stop many major air leaks and help to maintain the desired temperature throughout your home.
Leaky ductwork leaking ducts will reduce airflow into the living space and force your hvac system to run longer to get your home to the right temperature.
Visual check of insulation levels.
The cost of this project can vary depending on the size of your attic and how complicated it is to insulate various spaces within.
Typically air sealing and insulating an attic can cost between 1 000 and 4 500 with the majority of projects falling into the middle of that range.
Combined with attic insulation air sealing can help to alleviate the formation of dangerous ice dams in the winter.
Looking across your attic if the insulation is level with or below the attic floor joists you probably need to add more insulation.