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>

Is bubble wrap or dish foam better?

• <div><p>Bubble wrap is better for moving since it can be cut to size, whereas dish foam comes in precut sheets that are harder to manipulate. However, if you’re packing items like dishes, wine glasses, picture frames, or mirrors, dish foam will protect them better. Ensure you measure your box beforehand so you know what size dish foam to purchase. </p></div>

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*The Angi rating for Doorbell Installation companies in Ashland, MO 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 September 09, 2024

Reviewed in September 2024
Erin from Captivate Electrical Services did an excellent job of installing 4 meters to my 12 plex after a dead short ruined an old 4 meter box. He showed up on time, communicated well with me and tenants, explained in a clear way options for my update, worked well with the city water and light...
Captivate Electrical Services
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Reviewed in January 2024
We first met Michael when he remodeled a bathroom for us. We were so impressed we had him remodel two more bathrooms, our kitchen, install 1000 square feet of LVP and construct a new bannister. Super guy - skilled, professional and reasonable cost.
HARMON CONSTRUCTION AND REMODELING LLC
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Reviewed in October 2023
Finding someone who is willing to come over on a Saturday evening isnÃ¢Â Â t easy. Finding someone who will go purchase 8 smoke detectors and install them on Saturday night seems impossible. We will definitely use this service for future needs.
Motley Construction
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Reviewed in July 2023
Bryan did an excellent job assembling a tool chest that I bought online. It was delivered on two pallets and was too heavy for me to assemble myself. He was able to install it in 3 hours and took away the pallets and trash without even asking.
CoMo Modern Connection
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Reviewed in June 2023
Excellent communication and follow up. Work completed on schedule. Expert installation. References provided. Very positive experience all around.
Innovative Shade Solutions, LLC
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Reviewed in February 2022
Steven returned messages quickly and kept me posted on any delays. He's very educated on what he does and shared the information so I would understand why he did the install the way he did. I would highly recommend. Support local businesses!
Steven Scott Plumbing, LLC
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Reviewed in September 2021
Steve and his crew installed our fence in a timely manner and everything was done professionally. Would recommend.
SEB Fencing Company
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Reviewed in July 2021
Installation was completed when indicated and went without issue. Highly recommend
A1 Foundation Solutions
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Reviewed in April 2021
Amazing to work with came out and measured screen door for my patio had it ordered and installed same week .brock was amazing to work with I would recommend them to anyone wanting door work done. Thanks brock .
Clearview Glass, LLC
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Reviewed in March 2021
This company has great customer service and sales. Did an outstanding job with installation of phone lines and went above and beyond to make sure everything worked and was properly installed
H.C. Design, LLC
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Top-Rated Doorbell installation pros in Ashland - Updated Nov 2026

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Doorbell Installation FAQs, answered by experts

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.

For standard 2x4 walls, the ideal insulation has an R-value between R-13 and R-15. This level of insulation, typically around 3.5 inches thick, fits well within the wall cavity. Common options include fiberglass batts and spray foam. The best choice for your home can depend on your climate; use R-value maps, like those from Energy Star, to determine the recommended level for your region. For colder climates, you might also consider adding exterior insulation for greater efficiency. Always check with your local building codes to ensure you meet any required standards.

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

Bubble wrap is better for moving since it can be cut to size, whereas dish foam comes in precut sheets that are harder to manipulate. However, if you’re packing items like dishes, wine glasses, picture frames, or mirrors, dish foam will protect them better. Ensure you measure your box beforehand so you know what size dish foam to purchase.

Acoustic foam, fiberglass insulation, soundproof curtains, and specialized drywall are effective in reducing noise transmission.

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