Blown in insulation is the least expensive option and ideal for older attics.
Cost to seal and insulate an attic.
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.
According to home advisor insulating your attic can cost between 1700 to 2100.
See typical tasks and time to insulate an attic along with per unit costs and material requirements.
Get fair costs for your specific project requirements.
Contractor or insulation installer s fee.
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.
A typical 500 square foot project costs 1 171.
See professionally prepared estimates for attic insulation work.
Every project will have its own unique set of challenges making it very difficult to provide a ballpark estimate.
Type and material of your insulation.
The national average cost to insulate an attic is 1 57 per square foot with a range between 0 94 to 2 20.
Square footage of your attic.
The cost to insulate an attic starts at 1 68 3 25 per square foot but can vary significantly with site conditions and options.
The total price for labor and materials per square foot is 2 34 coming in between 1 60 to 3 09.