Should wall insulation be faced or unfaced?

• <div><p>Unfaced wall insulation is easier to cut and install, making it the better choice for a DIY project. It’s also more affordable. But if it’s unfaced, you’ll likely need to add a vapor barrier to reach your desired R-value and efficiency, as it doesn’t offer any moisture barrier.</p><p>Faced insulation uses paper or foil to create a built-in barrier and doesn’t require an extra step. It’s also more fire-resistant and safe. But it’s quite a bit more expensive and a little bit harder to work with as a DIYer.</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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*The Angi rating for Doorbell Installation companies in Independence, LA 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 April 15, 2025

Reviewed in April 2025
Outstanding prompt service on replacing my kitchen side attic hot water heater. Started to leak on a Sunday, we communicated that afternoon, and he inspected my leak the next day at noon, and new HW heater install by noon the following day. Very competent and professional and friendly, at a fair...
Darrel's Plumbing
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Reviewed in May 2024
Todd Stafford installed my shower door! His personality, work ethics, installation was top grade!! He made the experience enjoyable! Thank you Todd for your service!!
Glass Doctor Home + Business of the North Shore LA
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Reviewed in October 2023
The installer was on time everyday and finished the job promptly. He was professional and kept us updated thru out the process. I would highly recommend this company
Re-Bath Baton Rouge
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Reviewed in July 2023
We wanted lights and outlets installed in our work shop. Mitchell came out and did a very good job. He is the best priced in the area.
Louisiana Power Systems
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Reviewed in July 2023
My project was to widen and install a bedroom door, and also to take down two doors and a wall. It also included some electrical and tile work. Dakota did a professional job and we are extremely happy with the work he did for us. I certainly would recommend him to anyone needing renovation...
Timber Tree Trimming
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Reviewed in May 2023
Had Anthony install and wire a main panel in a newly installed metal building. He also installed lighting and outlets, inside and out. Both were done very professionally and in a timely manner. Would definitely use again and recommend for anyones electrical needs!
Anthony's Lightning Service
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Reviewed in December 2022
Kieth and the crews he assigned for my bathroom remodle were excellent. They were friendly, knowledgeable and professional. When it was time to install the floor and shower tile they showed up on time and did the work until completion wit no stalling. Kieth went above and beyond by helping me...
Floor Coverings International
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Reviewed in October 2022
Great service and very knowledgeable. Would hire again for future projects and installations.
Kevin Ansalve Electric
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Reviewed in September 2022
clean courteous and professional. the instalation went off without a problem. could not refinement highly enough.
Singleton Property Solutions, LLC
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Reviewed in September 2022
The work was done quickly and properly done. They cleaned up afterward and were very polite and professional. Highly recommend this company for window installation.
Singleton Windows & Doors
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Doorbell Installation questions, answered by experts

Unfaced wall insulation is easier to cut and install, making it the better choice for a DIY project. It’s also more affordable. But if it’s unfaced, you’ll likely need to add a vapor barrier to reach your desired R-value and efficiency, as it doesn’t offer any moisture barrier.

Faced insulation uses paper or foil to create a built-in barrier and doesn’t require an extra step. It’s also more fire-resistant and safe. But it’s quite a bit more expensive and a little bit harder to work with as a DIYer.

Open-cell foam insulation has a life span ranging between 15 to 25 years when well cared for. However, the material may degrade sooner in areas with high humidity or after prolonged water exposure. Proper installation and maintenance can maximize its longevity but requires close monitoring. Closed-cell foam insulation has a longer life span of 30 to 50 years.

Ensures uniform application and maximizes insulation effectiveness and energy savings.

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.

Costs depend on area size, material thickness, and site preparation needs.

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