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>

Should I insulate my copper pipes?

• <div><p>Yes, you should insulate your copper pipes to help regulate their temperature. Well-insulated copper pipes will be protected from freezing and can conserve energy by keeping hot water warm for longer. Foam rubber insulation tubes are the <a href="https://www.angi.com/articles/what-materials-are-best-pipe-insulation.htm">best pipe insulation to prevent freezing</a> since they fit tightly around the pipes while still maintaining some flexibility.</p></div>

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Last update on October 24, 2025

Reviewed in October 2025
Tim was great and very friendly and professional! He installed ceiling fans, barn door handles, hung tv’s, installed outdoor lighting, and installed electrical in our garage! Time is very handy and can tackle any project!
Prices Home Repair and Installation LLC
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Reviewed in October 2025
Joshua and his apprentice connected my Tesla wall charger with exceptional proficiency. He is not only a trustworthy and personable individual but also highly professional. I intend to hire him again for installing additional outlets in my house.
Holistiq Building Systems and Services LLC
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Reviewed in July 2025
A+ service. Tomas came out on time, fully explained what was going to be done and when it would be finished. Installation was on time, very clean and professional. I would highly recommend using Vortex for any of your heating and electrical needs!
Vortex Air LLC
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Reviewed in February 2025
Their company installed a fence at my residence. Their work is fantastic. I couldn’t be more pleased!
All In One Handyman Services LLC
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Reviewed in November 2023
Michael did great work installing our Christmas lights. He goes to great lengths to get it right. I would recommend him highly.
Campbell County Pressure Washing LLC
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Reviewed in November 2023
He did a great job with my installation and also saved me some money. I would recommend this business.
Premier HVAC Services, LLC
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Reviewed in May 2023
Awesome customer service with everyone that I talked to and they kept me up to date on installations day and time. The craftsmanship of my window replacement is great! My house front, back and side looks totally brand new. I will and have already told my family and friends of the great service...
Sears Home Improvements - Windows
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Reviewed in June 2022
The owner was very knowledgeable and honest and fulfilled everything he promised. The technicians were Respectful and hardworking. We were very pleased with install from start to finish and highly recommend freedom heating and air. The owner also gave us a military discount, which was very...
Freedom Home Services
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Reviewed in December 2021
They are a wonderful company to work with, and even came out to instal the day after Thanksgiving!
Radon Specialists, LLC
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Reviewed in November 2020
Jamie, the owner, was responsive and managed a tight deadline. The install team was professional, courteous and worked diligently until job was done. Definitely will call on Davidson Landscaping for future projects!
Davidson Landscaping, LLC
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Doorbell Installation questions, answered by experts

It is generally completed in a day, depending on the attic size and access difficulty.

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.

Yes, you should insulate your copper pipes to help regulate their temperature. Well-insulated copper pipes will be protected from freezing and can conserve energy by keeping hot water warm for longer. Foam rubber insulation tubes are the best pipe insulation to prevent freezing since they fit tightly around the pipes while still maintaining some flexibility.

Installing insulation helps reduce energy usage, improve home comfort, and lower utility bills by maintaining stable indoor temperatures year-round.

Adding insulation to ceilings is an excellent way to increase the energy efficiency of your home. If your home's layout is such that you need insulation in the ceilings rather than in the roof, it's likely that at least some insulation already exists in the space. However, each additional inch of insulation you can add boosts the R-value by between 2.2 and 4.2.

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