How much does it cost to insulate or reinsulate an attic?

• <div>On average, insulating an attic costs about $2,500, with a typical range of $1,500 to $3,500. The final price often depends on the attic's size, with costs generally falling between $1 to $3 per square foot. For example, insulating a 1,800-square-foot attic would likely cost between $1,800 and $5,400.If the project involves removing old insulation, this can add an average of $900 to the total cost, bringing a full removal and reinsulation project to around $3,000.Several factors influence the overall cost:<ul><li>Insulation Type: Prices per square foot vary significantly by material.</li><li>Reflective: $0.50–$1.50</li><li>Blown-in: $1–$4</li><li>Batt: $2–$4</li><li>Loose-fill: $2–$5</li><li>Spray foam: $2–$5</li><li>Structural insulated panels (SIPs): $4–$7</li><li>Project Complexity: Factors like sealing air leaks, poor attic accessibility, and required inspections can add to the cost.</li><li>Removal Issues: The discovery of mold, asbestos, or pests during the removal of old insulation can substantially increase the price.</li></ul></div>

Is bubble wrap or dish foam better?

• <div>Bubble wrap is better for moving since it can be cut to size, whereas dish foam comes in precut sheets that are harder to manipulate. However, if you’re packing items like dishes, wine glasses, picture frames, or mirrors, dish foam will protect them better. Ensure you measure your box beforehand so you know what size dish foam to purchase. </div>

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*The Angi rating for Doorbell Installation companies in Dickinson, ND is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Doorbell Installation needs.

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Last update on May 22, 2025

Reviewed in May 2025
They were extremely polite and prompt
Green Machine Pest Control
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Reviewed in May 2024
I had an exciting sales experience with Craig and James they were both extremely professional. They did a great job explaining their process. Tim the installer was amazing! His workmanship and eye for detail was outstanding talk about a man that is focused and dedicated to his craft! Highly...
Your Home Improvement Company, LLC
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Reviewed in March 2023
Martyniuk remodeling does a fantastic job! Highly recommended. Did my tile, my carpets and installed my deck. Phenomenal work!
Martyniuk Remodeling
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Reviewed in December 2021
Jason answered my phone call right away, set up a time to meet within a few days, scheduled to install the linoleum shortly after, and installed it in a very timely manner to complete the project!! He is very friendly and kind to work with! We highly recommend Jason Golden. He does good work!
The Golden Handyman, LLC
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Reviewed in July 2021
The work done was of a great quality. Even with a couple interesting twists when getting to installation of the new windows, the installers did a really nice job. The follow up after the installation was a good touch, making sure that it was done to our satisfaction and specifications.
Your Home Improvement Company, LLC
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Reviewed in February 2021
Very professional and easy to work with. They were knowledgeable and helpful with questions and did a tremendous job on the install.
Hellman & Sons Landscaping, LLC
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Reviewed in November 2020
Very satisfied with his work. He installed an insulated double door, put in a new window for me, and did electrical work in my chicken coop. Everything has been working great since he installed them over a year ago ?? Would definitely recommend Alpha Electric!
Alpha Electric
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Reviewed in May 2010
They came out and gave me an estimate for the gutters. Once I decided to use them I gave them a deposit and they were here later that same week to put up the new gutters. I do wish they had called before they came out instead of calling me at work once they were already here. Still everything...
Simon's Homes
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Reviewed in February 2007
PB&J did a magnifacent job in installing two shelves in my laundry room. They were very cooperative in meeting my limited schedule. I will most definitely rehire PB&J for later projects.
PB & J Remodeling
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Doorbell Installation questions, answered by experts

On average, insulating an attic costs about $2,500, with a typical range of $1,500 to $3,500. The final price often depends on the attic's size, with costs generally falling between $1 to $3 per square foot. For example, insulating a 1,800-square-foot attic would likely cost between $1,800 and $5,400.

If the project involves removing old insulation, this can add an average of $900 to the total cost, bringing a full removal and reinsulation project to around $3,000.

Several factors influence the overall cost:

Insulation Type: Prices per square foot vary significantly by material.
Reflective: $0.50–$1.50
Blown-in: $1–$4
Batt: $2–$4
Loose-fill: $2–$5
Spray foam: $2–$5
Structural insulated panels (SIPs): $4–$7
Project Complexity: Factors like sealing air leaks, poor attic accessibility, and required inspections can add to the cost.
Removal Issues: The discovery of mold, asbestos, or pests during the removal of old insulation can substantially increase the price.

In addition to adding insulation to your attic, you may want to add a radiant barrier. A radiant barrier works by using reflective material, such as foil, on the attic floor. As heat penetrates the roof and enters the attic, the radiant barrier reflects the heat upward and back through the roof. If you receive a lot of direct sunlight on the roof, using both a radiant barrier and insulation in your attic can provide significant benefits.

Bubble wrap is better for moving since it can be cut to size, whereas dish foam comes in precut sheets that are harder to manipulate. However, if you’re packing items like dishes, wine glasses, picture frames, or mirrors, dish foam will protect them better. Ensure you measure your box beforehand so you know what size dish foam to purchase.

Several types of insulation are effective for crawl spaces, with spray foam and rigid foam boards being two of the best options. Closed-cell spray foam insulation is a strong choice because it effectively repels moisture, resists biological growth, seals the air, and provides excellent thermal protection, especially in hard-to-reach areas. Rigid foam insulation boards are another excellent material as they insulate well, resist water damage, and will not settle over time like fiberglass or cellulose.

Fiberglass is considered a favorite garage insulation choice due to its combination of affordability, ease of installation, and overall effectiveness. Fiberglass provides good thermal resistance, helping regulate garage temperatures and minimize heat transfer. Additionally, fiberglass is moisture-resistant, reducing the risk of mold or mildew formation.

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