My cost was under 150 and it took me less than a day.
Air sealing attic cost.
Air sealing the attic is an important project but it can be challenging.
This will include the cost of insulating the attic insulating the walls and having an energy audit done.
In the past year i ve been on an energy hog hunt in my house and landed on air sealing my attic before adding blown insulation.
On an average the cost of insulating a two story home of roughly 2 500 sq ft.
Blown in insulation is the least expensive option and ideal for older attics.
Combined with attic insulation air sealing can help to alleviate the formation of dangerous ice dams in the winter.
With this being the case we suggest consulting a qualified healthy home expert to get it done.
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.
You can take a do it yourself approach but if you run into any of the following problems in your attic energy star recommends that you contact a.
Area is around 2 500.
Before you call a contractor however it s important to understand the options and costs involved.
I was a bit shocked at the 1 500 2 500 contractor estimates for attic sealing.
I m all about diy when it saves me time or money.