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 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 you install fiberglass insulation yourself?

• <div><p>If you’re a savvy DIYer around the house, own the basic tools, and have enough time on your hands, you can definitely install fiberglass insulation yourself. Doing the work yourself will certainly keep overall <a href="https://www.angi.com/articles/how-much-does-insulation-cost.htm">insulation costs</a> down. However, if you’re not confident in your handy skills around the house, call in a professional.</p></div>

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Last update on August 24, 2026

Reviewed in August 2026
Excellent experience from start to finish. The team did a great job installing our industrial network, with professional workmanship, strong communication, and minimal disruption to our operation. They understood the industrial environment and made sure everything was installed, tested, and...
Handy IT
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Reviewed in February 2026
Great customer service and done an excellent job with the installation and set up for my new HVAC unit!
American Veterans United LLC ... Heating & Air
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Reviewed in November 2024
Bob Smith is a very nice and considerate man. He patiently answered my questions, explained differences in cost of water heater systems installations, and cost effective solutions for family needs. He removed the old water heater and installed a new one plus cleanup of the area. Highly recommend...
RLS Plumbing
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Reviewed in February 2024
Case installed heating and air in our old house that has four stones foundations. The heat is perfectly balanced, and in the 12 years since installation, any problems were solved in a short time. No other dealer in this area has the expertise of Donny Case.
Case Heating & Air - Scientist on Staff
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Reviewed in June 2023
Excellent work. Installed our septic system with no issues and would hire again
Howard Excavation
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Reviewed in November 2022
I needed a new outdoor water spigot installed. Very efficient, kind, good job., fair price. I would highly recommend. I will keep their number for future use!
Hasty Brothers Plumbing
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Reviewed in September 2022
Excellent workmanship. Price/estimate was on point for the project. Had teardrop driveway turnaround, additional culvert added, drainage installed, RV pad and 15x15 shed pad installed. Dan and Buck were honest professional and all around great guys. Will recommend them again and again. ...
Dan's Digs
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Reviewed in April 2022
We had our gutters cleaned and a leaf filter installed. Getting a quote was easy and fast, and the guy who installed them seemed to do a great job, and he was very friendly. The salesperson who gave the quote was really pushy though. I told him me and my husband would need to think about it, but...
Leaf Home Safety Solutions
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Reviewed in March 2022
He was quick to come over and give me a quote on installing a new electrical outlet in my pantry. Very knowledgeable
Positive Currents Electrical services
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Reviewed in March 2022
The West Shore installers, Tanner Poe and Wade Hanson, were absolutely outstanding. They arrived on time, briefed my wife and I on their work plan; and accomplished the plan as described in a very efficient and effective manner. We are very pleased with the patio door and most importantly with...
West Shore Home Chattanooga
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Doorbell Installation questions, answered by experts

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.

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.

Rigid foam board insulation is one of the safest insulation materials for basement walls. The panels offer a moisture barrier to prevent mold and mildew build-up. At the same time, this material is also fire-resistant, so you don’t have to worry as much about a fire breaking out as you would with spray foam insulation.

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.

If you’re a savvy DIYer around the house, own the basic tools, and have enough time on your hands, you can definitely install fiberglass insulation yourself. Doing the work yourself will certainly keep overall insulation costs down. However, if you’re not confident in your handy skills around the house, call in a professional.

The Decherd, TN homeowners’ guide to doorbell installation services

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