What are the best ways to insulate an attic?

• <div><p>Blown-in insulation works, but only for unfinished attics. Also, it isn’t the longest-lasting nor the most effective option. For better options, look into <a href="https://www.angi.com/articles/diy-spray-foam-insulation-kits.htm">spray foam insulation</a> or natural fiber batts. They typically have a longer lifespan, better heat resistance, and stronger sound-proof abilities. Spray foam insulation costs about $1.25 to $1.50 per square foot, but can go up to more than $4 per square foot. Fiber batt pricing varies depending on the material.</p></div>

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Q: Is R13 or R30 insulation better?

• <div><p>R-30 insulation is better for higher thermal resistance, but whether it&rsquo;s &quot;better&quot; depends on the application. R-30 is much thicker and suited for areas like attics or floors in cold climates, where more insulation is required. R-13, on the other hand, is thinner and works well for 2x4 walls or milder climates where less insulation is sufficient. Choosing between R-13 and R-30 depends on the area being insulated and the climate. For example, R-30 provides more insulation but may not fit everywhere in your home.</p></div>

Q: How do I know if my crawl space needs insulation?

• <div><p>Three signs that you need crawl space insulation are drafts, high energy bills, and mold. Drafts can start in crawl spaces and cause hot or cold air to spread to the rest of your home through holes in the floors and walls. And even if your entire home is well-insulated, you can still feel an unchecked draft from your crawl space and in your utility bill. Uninsulated crawl spaces can let in air and moisture, and because they&rsquo;re built directly on the ground and difficult to dry out, they are hotspots for mold and mildew.</p></div>

Q: How long does it typically take to install attic insulation?

• <div><p>It is generally completed in a day, depending on the attic size and access difficulty.</p></div>

Q: Is installing crawl space insulation worth it?

• <div><p>Yes, <a href="https://www.angi.com/articles/why-should-i-insulate-my-crawl-space.htm">crawl space insulation is worth it</a> if installed correctly. Installing insulation in your crawl space will improve the air quality, help stabilize your home's temperature, lower your energy bills, and prevent pests from entering your home. Though you&rsquo;ll pay more to install insulation initially, the savings you get from installing insulation can help offset those initial costs over time.</p></div>

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Verified Reviews for Doorbell Installation pros in Lansing, IA

*The Angi rating for Doorbell Installation companies in Lansing, IA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Doorbell Installation needs.

*The HomeAdvisor rating for Doorbell Installation companies in Lansing, IA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Doorbell Installation needs.

Last update on June 11, 2026

Reviewed in June 2026
We had 9 windows replaced. Windows are great. Our installers: Kyanne & Greg did an excellent job of installing and clean up. I would recommend Mad City Windows. Windows are well constructed and look beautiful.
Mad City Windows & Baths
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Reviewed in June 2024
Mark and Dave were extremely professional. Service was prompt. They took care in the task at hand, and cleaned up all the leaves and branches. I would highly recommend them.
Stockyard Tree Service LLC
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Reviewed in August 2022
We are a property management company located in GA. We have been using Jay’s services for a couple of years now. He is always on schedule, very professional and provides quality service to all the properties we have.
Jay's Tree Service
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Reviewed in July 2022
The service was quick and efficient and my windows are sparkling clean.
S&S Pro Wash
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Reviewed in March 2022
Jeremy did a great job helping us remove some remodeling waste.
Hirths Junk Removal & Hauling
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Reviewed in January 2022
He did some quality work for me and I would definitely recommend him to anyone!
Apex Specialties
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Reviewed in December 2021
Got the doors installed, but they never came back to put the trim on. have text them numerus times and now they don't even respond.
Doors-R-Us
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Reviewed in July 2021
Kurt of KJM is very kind and professional. He was the first plumbing service to contact us within minutes of our request. He gave us a very reasonable quote and installed our hot water heater 2 days after placing the order. He was exceptionally clean-he left my home as orderly as he found it. ...
KJM Plumbing
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Reviewed in February 2017
I had Steve from Clear Choice install 2 new windows and insulate the walls of the older home I moved into last fall.
Clear Choice Energy Solutions
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Reviewed in January 2017
Dale at Casper's provided us with great ideas and had a trane furnace installed.
Casper Plumbing & Heating
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Doorbell Installation questions, answered by experts

R-30 insulation is better for higher thermal resistance, but whether it’s "better" depends on the application. R-30 is much thicker and suited for areas like attics or floors in cold climates, where more insulation is required. R-13, on the other hand, is thinner and works well for 2x4 walls or milder climates where less insulation is sufficient. Choosing between R-13 and R-30 depends on the area being insulated and the climate. For example, R-30 provides more insulation but may not fit everywhere in your home.

Blown-in insulation works, but only for unfinished attics. Also, it isn’t the longest-lasting nor the most effective option. For better options, look into spray foam insulation or natural fiber batts. They typically have a longer lifespan, better heat resistance, and stronger sound-proof abilities. Spray foam insulation costs about $1.25 to $1.50 per square foot, but can go up to more than $4 per square foot. Fiber batt pricing varies depending on the material.

Three signs that you need crawl space insulation are drafts, high energy bills, and mold. Drafts can start in crawl spaces and cause hot or cold air to spread to the rest of your home through holes in the floors and walls. And even if your entire home is well-insulated, you can still feel an unchecked draft from your crawl space and in your utility bill. Uninsulated crawl spaces can let in air and moisture, and because they’re built directly on the ground and difficult to dry out, they are hotspots for mold and mildew.

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

Yes, crawl space insulation is worth it if installed correctly. Installing insulation in your crawl space will improve the air quality, help stabilize your home's temperature, lower your energy bills, and prevent pests from entering your home. Though you’ll pay more to install insulation initially, the savings you get from installing insulation can help offset those initial costs over time.

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