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>

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>

Best doorbell installation pros near Marion, LA

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4.4
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Verified Reviews for Doorbell Installation pros in Marion, LA

*The Angi rating for Doorbell Installation companies in Marion, LA 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 Marion, LA 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 12, 2026

Reviewed in October 2026
They did a fantastic job on the installation, they were professional and respectful. They showed up one time and completed the job in the time frame we were given. I highly recommend this company.
Genesis 41 Solutions
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Reviewed in April 2026
No words can explain the Job but Amazing. Did more than expected they went above and beyond. They are now my permanent yard company. Keep up the amazing job and courteous you all showed us . Thanks for a job well done. I highly recommend giving them a call.
Forever Grateful Contractor
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Reviewed in February 2022
Very professional, timely. Called a day before to remind me, called on the day of to let me know they were on their way. They damaged one of the ceiling tiles but ensured someone would repaired it and it was repaired nicely. Chad was a walking Rolodex of resources for future projects. I truly...
5A Service Company, LLC
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Reviewed in February 2022
This business is very professional and precise. They look to satisfy the customers with any lawn care needs. I would recommend this company because of their consistency, professionalism and the quality of work they provide. Thank you so much Little Grasshopper Lawn Care for maintaining my yard.
Little Grasshopper Lawn Care
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Reviewed in October 2021
Great customer service and price... highly satisfied!
K&B Insulation, LLC
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Reviewed in October 2021
Mike did a great job...he built a porch for me and also did trim work inside me house...I would recommend him to anyone needing any kind of carpenter work done!
Trichell Trimwork
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Reviewed in July 2021
Fantastic communication, fantastic prices. Won't have anyone else mowing my lawn for me! He even did clean up and blowed all the grass to my burn pile, which I didn't even ask for! A+ service
L&M Lawncare
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Reviewed in August 2020
Very punctual. Polite and a very hard worker.
Jason's Handyman Services
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Reviewed in December 2018
My husband contacted this company via internet on 12-19-18 late that night and their response was quick! Called us the very next morning on 12-20-18 came out at noon the same day to go over their products and pricing! The equipment was a better brand for less money! Came out the following Friday...
A-Lectric Company and Contracting, LLC
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Reviewed in September 2018
Most contractors are more than willing to do so as they know that their reputation is on the line...This one was not. There refused to return and correct the items that were not installed correctly. Clients called, agents called and I called. The wood beams were inatsalled with sheet metal...
Ready Decks
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Top-Rated Doorbell installation pros in Marion - Updated Nov 2026

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Doorbell Installation FAQs, answered by experts

Yes, professionals can add extra insulation or backing for enhanced sound control.

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.

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.

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.

Reduces energy costs, improves comfort, and prevents ice dams in winter.

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