What are the best ways to insulate an attic?

• <div><p>Blown-in insulation works, but only for unfinished attics. Also, it isn’t the longest-lasting nor the most effective option. For better options, look into <a href="https://www.angi.com/articles/diy-spray-foam-insulation-kits.htm">spray foam insulation</a> or natural fiber batts. They typically have a longer lifespan, better heat resistance, and stronger sound-proof abilities. Spray foam insulation costs about $1.25 to $1.50 per square foot, but can go up to more than $4 per square foot. Fiber batt pricing varies depending on the material.</p></div>

Can I use fiberglass insulation to soundproof a room?

• <div><p>We do not recommend fiberglass insulation for soundproofing purposes, especially if you are working on a room that’s part of your living space. <a href="https://www.angi.com/articles/diy-dangers-fiberglass-insulation-hazards.htm">Fiberglass insulation is dangerous</a>, and the installation process is hazardous. It is also harmful to the environment. When there are so many newer, healthier non-fiberglass alternatives in the market, the lower cost of fiberglass insulation simply doesn’t justify the harm and danger it poses.</p></div>

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Q: Does an attic floor need a vapor barrier?

• <div><p>Vapor barriers in attics are a bit outdated and most areas no longer recommend them for attic spaces. For vented attics, the best method is usually to install drywall and cover it with latex paint before attaching insulation fiberglass, cellulose, or foam insulation. When renovating an attic to use as a living space, a contractor can guide you on the best way to cover insulation.</p></div>

Q: What is the best R-value or thickest insulation for a 2x4 wall?

• <div><p>For standard 2x4 walls, the ideal insulation has an R-value between R-13 and R-15. This level of insulation, typically around 3.5 inches thick, fits well within the wall cavity. Common options include fiberglass batts and spray foam. The best choice for your home can depend on your climate; use R-value maps, like those from Energy Star, to determine the recommended level for your region. For colder climates, you might also consider adding exterior insulation for greater efficiency. Always check with your local building codes to ensure you meet any required standards.</p></div>

Q: Is it OK to put plywood over insulation in an attic?

• <div><p>Installing sheets of plywood over <a href="https://www.angi.com/articles/attic-insulation-guide.htm">attic insulation</a> is a popular choice, especially in storage spaces. That said, insulation works by trapping hot air&mdash;so it needs extra space to expand and be effective, or you might reduce the energy efficiency of your home. </p><p>It&rsquo;s important that you never compress the insulation by installing flooring directly on top of it. In many houses, you&rsquo;ll need to install a subfloor before putting plywood over insulation in your attic.</p></div>

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Verified Reviews for Doorbell Installation pros in Pierce, NE

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

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

Last update on May 14, 2025

Reviewed in May 2025
I haven't had this type of service ever. Right from the get go everything that was promised was performed. The salesman (Kevin) to the install team (Zack and Jamie), all of them were wonderful to work with. I'm really happy with my new windows.
Mad City Windows & Baths
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Reviewed in March 2025
Had a shower and sliding door installed. Guaranteed not to leak, but it's always leaked. We've had several issues. Never fully resolved, don't even want them to try. Been to our home multiple times and still leaks. Waiting on a refund!
1-800-HANSONS (Sioux Falls Windows)
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Reviewed in January 2023
I had a great experience working with Sky Tech Communications. Jack Carroll was very responsive and very professional to deal with. The installation went well, and they provided quality work at a reasonable price,
Sky Tech Communications
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Reviewed in August 2022
The service was good. They installed it the way she wanted it and the way the SP told her.
LeafFilter Gutter Protection
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Reviewed in February 2017
They showed at the time scheduled and finished that same day. The installers did not have the plugs needed where the screws protruded and said they would return. After they left, we noticed nearly all the windows leaked greatly. They were coming back --soon--I assumed from conversation on day of...
American Exteriors
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Reviewed in August 2013
This is a little long but PLEASE read! <br /> Overall the finished product was alright. First thing, the owner who I talked to since the beginning of the project would never let me know what was going on. I always had to call him to find out when the workers were coming and what they were...
No Swett Fencing
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Reviewed in August 2013
They were always on time to the job site. They did an excellent job installing edging, plants, trees, rock, retaining walls and a patio. Considering the weather (rainy) there were able to get the job done in around 6 working days, unfortunately they weren't consecutive again because of the...
Country Nursery Inc
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Reviewed in June 2012
He installed the new breaker for me and I don't think he tested it before he left because I cannot use the dryer on a high setting. I tried to have im out about two months ago and he said he would come out but never showed up. If he was busy then that is understandable but it bothered me because...
Merkel Electric
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Doorbell Installation questions, answered by experts

Blown-in insulation works, but only for unfinished attics. Also, it isn’t the longest-lasting nor the most effective option. For better options, look into spray foam insulation or natural fiber batts. They typically have a longer lifespan, better heat resistance, and stronger sound-proof abilities. Spray foam insulation costs about $1.25 to $1.50 per square foot, but can go up to more than $4 per square foot. Fiber batt pricing varies depending on the material.

We do not recommend fiberglass insulation for soundproofing purposes, especially if you are working on a room that’s part of your living space. Fiberglass insulation is dangerous, and the installation process is hazardous. It is also harmful to the environment. When there are so many newer, healthier non-fiberglass alternatives in the market, the lower cost of fiberglass insulation simply doesn’t justify the harm and danger it poses.

Vapor barriers in attics are a bit outdated and most areas no longer recommend them for attic spaces. For vented attics, the best method is usually to install drywall and cover it with latex paint before attaching insulation fiberglass, cellulose, or foam insulation. When renovating an attic to use as a living space, a contractor can guide you on the best way to cover insulation.

For standard 2x4 walls, the ideal insulation has an R-value between R-13 and R-15. This level of insulation, typically around 3.5 inches thick, fits well within the wall cavity. Common options include fiberglass batts and spray foam. The best choice for your home can depend on your climate; use R-value maps, like those from Energy Star, to determine the recommended level for your region. For colder climates, you might also consider adding exterior insulation for greater efficiency. Always check with your local building codes to ensure you meet any required standards.

Installing sheets of plywood over attic insulation is a popular choice, especially in storage spaces. That said, insulation works by trapping hot air—so it needs extra space to expand and be effective, or you might reduce the energy efficiency of your home.

It’s important that you never compress the insulation by installing flooring directly on top of it. In many houses, you’ll need to install a subfloor before putting plywood over insulation in your attic.

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