Should I remove old attic insulation before adding new?

• <div><p>Ideally, you can add new insulation to your existing insulation. However, some circumstances require you to remove old insulation before adding any new insulation: </p><ul><li><p>If the insulation is over 15 years old</p></li><li><p>If the insulation is wet or moldy</p></li><li><p>If it is <a href="https://www.angi.com/articles/what-is-vermiculite-insulation.htm">vermiculite insulation</a></p></li><li><p>If you see signs of pest infestation</p></li></ul><p>Removing old insulation is best left to a pro who can safely dispose of potential moldy or asbestos-ridden insulation.</p></div>

Does basement insulation need a vapor barrier?

• <div><p>Yes, basement insulation needs a vapor barrier due to its susceptibility to moisture seeping in from the outside of the house. You should install a moisture barrier before you <a href="https://www.angi.com/articles/how-to-install-insulation.htm">install insulation</a> or purchase insulation that comes prebuilt with a moisture barrier to avoid water damage in your insulation and costly mold and water remediation expenses. </p><p> </p></div>

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Q: What is the best insulation for air ducts in the crawl space?

• <div><p>Mineral wool wraps are the most affordable and effective insulation for crawl space ducts. They are easy to cut, last for a long time, and healthier for humans. Meanwhile, fiberglass wraps are cheaper but more hazardous and difficult to handle. If you do choose to use a fiberglass wrap, make sure you are wearing long sleeves and wear proper protective gear.</p></div>

Q: Do I need to winterize my mobile home?

• <div><p>Yes, winterizing your mobile home is helpful for your safety and savings. Keeping your mobile home safe, secure, and warm during the winter will protect it against damage from harsh weather, which can lead to expensive repairs. Not only that, but winterization also helps to lower your energy bills by keeping warm air in and cold air out. </p></div>

Q: How does a radiant barrier work?

• <div><p>In addition to adding insulation to your attic, you may want to add a radiant barrier. <a href="https://www.angi.com/articles/how-does-radiant-barrier-work.htm">A radiant barrier works</a> 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.</p></div>

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Verified Reviews for Doorbell Installation pros in Fayette, MS

*The Angi rating for Doorbell Installation companies in Fayette, MS 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 Fayette, MS 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 15, 2025

Reviewed in October 2025
Frank was very professional with our entire project. He was polite from start to finish. He communicated with us throughout the project and we highly recommend him to anyone in need of electrical services. And he’s also very respectful. He’s a great person and great businessman.
ER Electric
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Reviewed in August 2025
Handy Maids South did an excellent job and went above and beyond on the cleaning. A+++++ on their service. I will definitely be doing business again with Donie and Handy Maids Down South!
Handy Maids Down South
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Reviewed in June 2024
Johnny and his team were responsive and thorough. They came out to assess the project, provided a reasonable quote and did the work quickly, cleanly and completely. Overall, this was an excellent customer experience!
Jones 4 Seasons Lawn Care, LLC
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Reviewed in May 2024
The work done by Down South Construction was excellent. Each aspect of the job was thoroughly explained. I highly recommend this company.
Down South Construction, LLC
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Reviewed in August 2023
Quality work. Good follow up.
Thompson Tree & Spraying Service, Inc.
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Reviewed in May 2023
It was excellent, they clean the floor, they put the shine on the floor, and very professional
A PLUS HOME IMPROVEMENT, LLC
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Reviewed in May 2022
Remi was very professional and knowledgeable. He kept me informed of everything he was doing along the way. He also gave me recommendations on prevention.
Thomas Appliance
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Reviewed in May 2021
Tylor did an outstanding job for us. He is a very knowledgeable person. He knows how to work efficiently. He arrived on time and ready to work. He completed the work in less time than expected. His set up to completion is a very short time. We have received very complimentary comments...
Blaqwire AV
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Reviewed in April 2021
Willie takes his time to do his job. He will go above and beyond to complete it.
Paco Construction
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Reviewed in December 2020
I was very pleased with the professional experience I had with this company. They were very polite and offered quality services. My windows were sparkling like new money. Thanks, Natalie T.
Mirror Effects
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Doorbell Installation questions, answered by experts

Ideally, you can add new insulation to your existing insulation. However, some circumstances require you to remove old insulation before adding any new insulation:

If the insulation is over 15 years old
If the insulation is wet or moldy
If it is vermiculite insulation
If you see signs of pest infestation

Removing old insulation is best left to a pro who can safely dispose of potential moldy or asbestos-ridden insulation.

Mineral wool wraps are the most affordable and effective insulation for crawl space ducts. They are easy to cut, last for a long time, and healthier for humans. Meanwhile, fiberglass wraps are cheaper but more hazardous and difficult to handle. If you do choose to use a fiberglass wrap, make sure you are wearing long sleeves and wear proper protective gear.

Yes, winterizing your mobile home is helpful for your safety and savings. Keeping your mobile home safe, secure, and warm during the winter will protect it against damage from harsh weather, which can lead to expensive repairs. Not only that, but winterization also helps to lower your energy bills by keeping warm air in and cold air out.

Yes, basement insulation needs a vapor barrier due to its susceptibility to moisture seeping in from the outside of the house. You should install a moisture barrier before you install insulation or purchase insulation that comes prebuilt with a moisture barrier to avoid water damage in your insulation and costly mold and water remediation expenses.

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.

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