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>

Should you remove old insulation before adding new insulation?

• <div><p>You do not always need to remove old insulation before adding new. If the existing insulation is in good condition—not wet, physically damaged, moldy, or infested with pests—you can add new insulation directly on top of it for a compounding effect. You can also mix different types, such as adding blown-in insulation around existing fiberglass batts.</p><p>However, removal is recommended if the old insulation is compromised by water damage or pests. You should also remove it if you plan to install a different type of insulation, like switching from roll or batt insulation to spray foam. If the existing insulation is very old or damaged, you will likely get more benefit from removing it and starting fresh.</p></div>

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Verified Reviews for Doorbell Installation pros in Fieldale, VA

*The Angi rating for Doorbell Installation companies in Fieldale, VA 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 Fieldale, VA 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 October 21, 2025

Reviewed in October 2025
The job was done efficiently and we are very satisfied with the results. I would highly recommend this company for a bathroom remodel or shower installation.
Upgrade Remodeling LLC
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Reviewed in June 2024
Overall a good experience. Very professional and polite. Had to get a new heating system installed because it had been 20 years. Everything was out of date. They did a great job; didn't take too long. I'm pleased with the service and would recommend working with them.
Fleetwell Air Conditioning Heating & Plumbing
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Reviewed in January 2024
I was very pleased with the service provided by Johnson Electric. The service call was answered by Mick. He proved to be highly proficient in his job and was able to install me new light fixture in a timely manner. I was very pleased with his work and his personable manner. He went above and...
Johnsen Electric, Inc.
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Reviewed in September 2023
My installers were very professional and easy to talk to.
West Shore Home Winston-Salem
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Reviewed in July 2023
Bruce is AWESOME! He responded to my inquiry by phone within a few minutes even though it was late on Sunday night, showed up earlier than our appointment as I told him I would be home all day, and he and his installer showed up first thing to install our outside unit on Independence Day! His...
Southern Comfort Heating and Air, LLC
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Reviewed in March 2023
We have not received the product installation. Remodel USA has only measured our kitchen for the cabinets, put new doors on order. Installation will get done eventually.
Remodel USA Connecticut Windows
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Reviewed in November 2021
Installed a ductless minisplit for three rooms in my house. The work quality was superb. Would definitely recommend them to anyone looking for this kind of work.
Majic Air, Inc.
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Reviewed in May 2021
Very friendly and professional. On time and prepared to do the install.
Veterans Heating & Cooling
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Reviewed in December 2020
I have had worked performed on several occasions by Mr. Earl Washington- installation of water heater and toilet repair. The work that was performed was excellent and he is very professional and courteous. Mr. Washington is timely and responsive and follows through on his commitment to provide...
HotWaterExpress.com, Inc.
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Reviewed in August 2020
The following JES Appomattox location employees are to be commended for the job they did. Dylan impressed me when he came out to examine my needs. He gave me an estimated cost and was most helpful in emailing me everything I needed to get the job underway. Everyone I spoke with in the...
JES Foundation Repair
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Doorbell Installation questions, answered by experts

Monolithic slabs don’t require insulation, but many homeowners choose to have their contractors install insulation under the slab during construction. This can help improve home efficiency even more and keep indoor temperatures more stable. Slab foundations are more energy-efficient than uninsulated crawl spaces and basements, and insulated slab foundations are more energy-efficient than insulated crawl spaces and basements.

Depending on where you live and the conditions of your basement, you may not need to insulate your basement. Your best bet is to talk to a basement remodeling company to find out what they recommend doing.

Insulating your basement can help improve your home's energy efficiency, but it will also increase the cost of your basement remodel project. The average cost of installing basement insulation is $2,400.

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.

Yes, professionals install and upgrade insulation for all home or business areas.

You do not always need to remove old insulation before adding new. If the existing insulation is in good condition—not wet, physically damaged, moldy, or infested with pests—you can add new insulation directly on top of it for a compounding effect. You can also mix different types, such as adding blown-in insulation around existing fiberglass batts.

However, removal is recommended if the old insulation is compromised by water damage or pests. You should also remove it if you plan to install a different type of insulation, like switching from roll or batt insulation to spray foam. If the existing insulation is very old or damaged, you will likely get more benefit from removing it and starting fresh.

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