What is the downside of radiant barriers?

• <div><p>The primary downside of radiant barriers is their limited effectiveness in cold climates. They are designed to reflect radiant heat, making them less beneficial in cooler conditions where heat retention is more important. </p><p>Radiant barriers require proper installation to maximize effectiveness. Incorrect placement can lead to minimal benefits. They also do not provide insulation, meaning they should be used in conjunction with traditional insulation for optimal energy efficiency. </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>

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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Last update on July 25, 2024

Reviewed in July 2024
Mark and Dustin do great work! Fair prices. Attention to detail. Our guest bathroom door was sticking. Mark came back out and fixed our problem. No extra charge. Gutter guards installed a couple weeks ago. A fraction of the cost of Leaf Filter. Will have these guys back later in the year to...
Carpenter’s Kids Handyman Services
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Reviewed in July 2024
Very professional workers a came to work! Got my new shower and bathroom tile installed and back splashes in no time and looked wonderful! They brought their food a microwave ate lunch here never left until day was over! Great job Rex an the guys!
Kneller Tile & Stone
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Reviewed in March 2024
Jessica and Rhonda were terrific communicators, empathetic to our needs and very kind to work with. They were a part of the process from start to finish and made purchasing floors an easy experience. We did have a tad of a hiccup with some cosmetic damage to the floors purchased but our...
Kirksville Carpet One
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Reviewed in September 2022
I wanted two ceiling fans installed under my screened-in porch, where there was currently no electrical wiring available. Brett went the extra mile to make sure the job was done right, even when there were unforeseen complications. He was very knowledgeable and conscientious and I will...
Houston Services
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Reviewed in August 2021
Installed the ductless mini split wrong and when told he ignored us. We now have to pay someone else to come in and fix it.
ZB Heating and Air LLC
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Reviewed in August 2021
We would like to recommend Renner Garage Door and service tech, Travis Baker. Our family recently had two garage doors installed and were very happy with the service we received.
Renner Garage Door of Springfield
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Reviewed in August 2021
Arrived on time, completed work as quoted, I added additional work while Aaron was on site to clean up home builder hot water tank and furnance installation errors, His was very fair with both the additional labor and parts. I have already referred him to my neighbors.
O'Hara Construction of the Ozarks, LLC
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Reviewed in July 2021
They did an amazing job installing my laminate flooring! I would definitely hire them again in the future for more work. They were reasonably priced and got the job started in a few days and completed in just 2. The young man who laid the flooring was knowledgeable and very skilled at his...
Links Construction Co. LLC
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Reviewed in December 2020
So there people that do the roofs are great. There painters and drywall installers along with window's and doors are absolutely horrible. They left paint on furniture beds window's leak new door won't stay shut had to redo are stuff over 3 times still isn't right could of hired some kid's and...
KennCo Construction
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Reviewed in December 2019
George was very helpful in resolving an issue that came up after a new build was complete. He resolved a door that was hung skewed and a flooring that had taken on some water because of the builders door install. Very pleased with his work and very proactive communication. You don't get that out...
GNS Home Improvements
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Doorbell Installation FAQs, answered by experts

The primary downside of radiant barriers is their limited effectiveness in cold climates. They are designed to reflect radiant heat, making them less beneficial in cooler conditions where heat retention is more important.

Radiant barriers require proper installation to maximize effectiveness. Incorrect placement can lead to minimal benefits. They also do not provide insulation, meaning they should be used in conjunction with traditional insulation for optimal energy efficiency.

Yes, including recycled denim and cellulose from natural fibers.

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.

Professionals can install a radiant barrier in a day or two, but DIY installation will take several days. The time it takes to install a radiant barrier depends largely on the size of the space and the installation method. Larger homes can take a pro two to three days to finish the job. It’s also quicker to lay foil over existing insulation.

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.

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