For that space if all the insulation in there now is coming out and being totally replaced as part of the insulation job so the attic floor will be completely exposed anyway for roughly 3000sf of attic normal air sealing cost would probably be in the 250 400 range depending on whether your attic was used for ducting and wiring runs or not.
How much cost to air seal attic.
Adding insulation to an unfinished attic is one of the most effective ways to save money on your energy bills.
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Actual costs will depend on job size conditions and options.
For a basic project in zip code 47474 with 500 square feet the cost to insulate an attic starts at 1 68 3 25 per square foot.
One of the most cost effective ways to improve energy efficiency and comfort is by insulating and air sealing your home.
Cost to seal air leaks in a house varies greatly by region and even by zip code.
A whole two story 2 500 sq ft.
The job will cost about 3 000.
Get free estimates from crack filling and sealing service providers in your city.
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.
Attic insulation and air sealing energy saving calculator learn how insulation and air sealing can save you energy and money by using our product payback tools below.
To estimate costs for your project.