Best insulation pros near Guilford, IN

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: Does insulating an unheated garage cause mildew?

• <div><p>In some cases, yes, insulating an unheated garage can lead to mold and mildew. The issue with insulating a garage is that the interior will warm up and cool down more slowly than the exterior air, which can cause condensation inside the space. Where there is moisture, there is likely to be mold and mildew over time. Installing a vapor barrier can help avoid moisture and mildew problems in an insulated garage.</p></div>

Q: Can you add spray foam insulation to an existing home?

• <div><p>If you have access to the foundation walls, adding spray foam insulation to your existing unfinished basement or crawl space is straightforward. Replacing existing insulation in your unfinished attic space is possible after removing the old insulation. However, spray foam insulating an existing wall after the drywall is in place isn&rsquo;t possible unless you remove most of the drywall.</p></div>

Q: How long does duct insulation last and when should it be replaced?

• <div><p>Air duct insulation typically lasts for 10 to 15 years or even longer, depending on the material and maintenance. It's important to conduct periodic inspections to check for signs of deterioration, such as water damage, tears, or general wear. If you find any of these issues, it may be time for repairs or a full replacement. You might also consider upgrading your insulation even if it's in good shape to improve your home's energy efficiency and enhance your HVAC system's performance with newer, more effective materials.</p></div>

Q: Are there methods to reduce my home insurance premium?

• <div><p>There are several <a href="https://www.angi.com/articles/how-save-money-homeowners-insurance.htm">strategic ways to lower your home insurance premium</a>. The primary one is to shop around and get quotes every few years to make sure you&rsquo;re getting the best deal. Also, sometimes bundling your auto and homeowner&rsquo;s insurance will get you a discount on both. Finally, try to keep your credit score up; many homeowner insurance companies use credit scores to generate quotes.</p></div>

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Verified Reviews for Insulation Service pros in Guilford, IN

*The Angi rating for Insulation Service companies in Guilford, IN is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.

*The HomeAdvisor rating for Insulation Service companies in Guilford, IN is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.

Last update on March 05, 2021

Reviewed in March 2021
We did a comparison of two insulation companies and Parsons won. They were great to talk with, thorough in explaining the work they were going to do and fairly priced. The crew came to do the work today on time. They were friendly and courteous. They were clean and concerned for our home to...
Radiant In-Solution
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Reviewed in October 2020
I could not be more pleased. Nathan and his assistant were very professional. They promised to be to my job site on a particular date and time. They arrived on the date and earlier than promised for the start time. I received 4 bids to have my project completed. Nathan was 20% lower than the...
Hershberger Spray Foam
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Reviewed in January 2020
Update: The business owner apologized quickly and ensured that measures have been taken so the issue would not happen again and sent a gift card. They responded right away and came out the next day, which was great! But the guy went up in the attic and pulled back the insulation and determined...
Haubner Construction
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Reviewed in December 2019
Great company, up front cost, & no surprises. They put rulers in our attic to verify the amount of the insulation needed to be blown in. Made sure we were satisfied before leaving our home.
All Season Insulation, LLC
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Reviewed in August 2019
After living in my purpose built home for 27 years, I began to notice the attic insulation "pink" was flattening out, getting dirty and smelling like long dead mice. Watched a few home programs with one mentioning Dr.Energy saver, I went to the web site and followed the links to their U...
Dr. Energy Saver Cincinnati
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Reviewed in January 2017
Staff was very courteous and kept us aware of progress at all times. They went beyond the simple insulation job. They left the place spotless! The sales promises of money saving might be a little optimistic, but it was well worth the cost.
Attic Experts Insulation
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Reviewed in August 2016
Job was performed when scheduled and on budget. Performed A/C check for issues and roof vents for clearance. Checked for related insulation problems and extended insulation to areas not covered in original construction.
Sky Insulation
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Reviewed in May 2016
We had old mouse infested insulation removed and replaced with cellulose. Sustainergy also did a complete job of sealing all the cracks and penetrations into the attic - and complete cleanup. They were all courteous and easy to work with. The price for the work was very competitive. I would...
Sustainergy Cooperative
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Top-Rated Insulation pros in Guilford - Updated Nov 2026

Attic Experts Insulation

4.9(

293

)

Blown-In Insulation - Install or UpgradeSpray Foam Insulation - InstallBatt, Rolled or Reflective Insulation - Install or Upgrade+2 more

Serving Guilford, IN and surrounding areas

Approved

In business since 2008

Free estimates

Emergency services offered

"Attic Experts did a very good job. We had 7" of insulation and they added blown-in insulation to 18". Would definitely recommend them."

Response time1 day

Response rate100%

28 neighbors recently requested a quote

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Home Genius Exteriors

4.5(

152

)

Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or Upgrade

Serving Guilford, IN and surrounding areas

Approved

In business since 2004

Emergency services offered

Credit card accepted

"Home genius was fantastic, they did the exterior siding and capping of my home."

+81

1426 neighbors recently requested a quote

Recommended by61%of homeowners

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Hawx Insulation- Cincinnati

4.1(

361

)

Blown-In Insulation - Install or Upgrade

Serving Guilford, IN and surrounding areas

Approved

In business since 2013

Free estimates

Credit card accepted

At Hawx Pest Control, our company is based on the belief that our customers' needs are of the utmost importance. Our team is committed to meeting those needs. Hawx Premium Pest Control will treat your pests, mosquitos, and more- then keep them away for good. If pests come back between treatments so will we, at no additional cost to you. We welcome the opportunity to earn your trust and deliver you the best service. No job is too big or too small for our experienced team. Call today for a quote.

Recommended by75%of homeowners

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Tri State Complete Home Repair and Maintenance

4.5(

)

Batt, Rolled or Reflective Insulation - Install or Upgrade

Serving Guilford, IN and surrounding areas

Approved

Super Service Award Winner

In business since 1996

Free estimates

Emergency services offered

"Tri State Home Repair added handrails coming into and out of my home for added safety. I could not be happier with this service! Both Tim & Jim were wonderful and I can’t say enough great things about them!"

10 neighbors recently requested a quote

Recommended by50%of homeowners

Spray Foam Insulation - Install

Serving Guilford, IN and surrounding areas

Approved

In business since 2013

Free estimates

Offers commercial services

We have a single mission: Complete Customer Satisfaction! We have consistently focused on the needs of our customers, providing personalized attention and a stress-free experience. \nYou will find us to be competitively priced with close attention to the details. \nOur reputation is based on service, safety, and quality, regardless of how large or small the job. \nWe look forward to building a lasting relationship and guarantee your satisfaction!

11 neighbors recently requested a quote

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Okolona Pest Control, Inc - Cincinnati

3.6(

)

Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or UpgradeInjection Insulation - Install

Serving Guilford, IN and surrounding areas

Approved

In business since 1972

Free estimates

Small jobs welcome

When you’re looking for pest control in Cincinnati and the surrounding areas, OPC Pest Services is the company you need to take care of pests quickly and effectively. Our top-notch termite solutions and mosquito and mole treatments keep the outside of your home as comfortable as the inside. You can even choose routine seasonal pest treatments all year round with our Four Seasons Plan. Your Hamilton County business can also be pest-free. We have custom pest solutions for cockroaches, bed bugs, mosquitoes, and every pest in between. We are the premier pest control company in Ohio. OPC – Outsmarting Pests Since 1972.

Response time1 day

Response rate100%

26 neighbors recently requested a quote

Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or UpgradeInjection Insulation - Install+2 more

Serving Guilford, IN and surrounding areas

In business since 2012

Free estimates

Emergency services offered

"It went very well he was very knowledgeable and precise to get the job done. I would refer the company to anyone who needs insulation done."

Recommended by100%of homeowners

Batt, Rolled or Reflective Insulation - Install or UpgradeBlown-In Insulation - Install or UpgradeInjection Insulation - Install

Serving Guilford, IN and surrounding areas

In business since 2016

Free estimates

Small jobs welcome

"Responsive, professional, great communication, good value for the money. They insulated my floors and I felt a tremendous difference within 24 hours. I will use them for duct cleaning as well. I highly recommend."

Response time2 days

Response rate87%

Recommended by92%of homeowners

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Cincinnati RetroFoam Insulation

4.9(

)

Injection Insulation - Install

Serving Guilford, IN and surrounding areas

In business since 2016

Free estimates

Warranties offered

Cincinnati RetroFoam is an insulation contractor specializing in residential injection and spray foam insulation. We service Cincinnati, Dayton and Northern Kentucky. We are passionate, reliable, committed professionals and will work to make sure that everyone who uses our RetroFoam? insulation will be completely happy with their choice for a insulation retrofit. We transform homes, educating our customers on the benefits of our services and leave you with a quieter, tighter and warmer/cooler home than you've ever had before. Our workmanship and the products we use will be the highest quality and delivered in a professional and friendly manner. Put us to the test and call for a free quote today!

Response time11 hrs

Response rate100%

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Guardian Spray Foam Insulation

4.6(

)

Spray Foam Insulation - Install

Serving Guilford, IN and surrounding areas

In business since 2000

Free estimates

Offers commercial services

"Great job good experience, A+ They do great work on insulation footer work in grade work and all type of carpenter work"

+21

Response time40 mins

Response rate100%

Recommended by86%of homeowners

Request Quote

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Showing 1-10 of 52

Insulation FAQs, 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.

In some cases, yes, insulating an unheated garage can lead to mold and mildew. The issue with insulating a garage is that the interior will warm up and cool down more slowly than the exterior air, which can cause condensation inside the space. Where there is moisture, there is likely to be mold and mildew over time. Installing a vapor barrier can help avoid moisture and mildew problems in an insulated garage.

If you have access to the foundation walls, adding spray foam insulation to your existing unfinished basement or crawl space is straightforward. Replacing existing insulation in your unfinished attic space is possible after removing the old insulation. However, spray foam insulating an existing wall after the drywall is in place isn’t possible unless you remove most of the drywall.

Air duct insulation typically lasts for 10 to 15 years or even longer, depending on the material and maintenance. It's important to conduct periodic inspections to check for signs of deterioration, such as water damage, tears, or general wear. If you find any of these issues, it may be time for repairs or a full replacement. You might also consider upgrading your insulation even if it's in good shape to improve your home's energy efficiency and enhance your HVAC system's performance with newer, more effective materials.

There are several strategic ways to lower your home insurance premium. The primary one is to shop around and get quotes every few years to make sure you’re getting the best deal. Also, sometimes bundling your auto and homeowner’s insurance will get you a discount on both. Finally, try to keep your credit score up; many homeowner insurance companies use credit scores to generate quotes.

The Guilford, IN homeowners’ guide to insulation services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

Rachel Hoffman
•
Oct 6, 2026Oct 6, 2026
How Much Does Insulation Installation Cost? [2026 Data]
New insulation can make your home more comfortable and boost energy efficiency. Use this insulation cost guide to get an accurate estimate for the installation.
Deane Biermeier
•
Oct 16, 2026Oct 16, 2026
How Much Does Ceiling Insulation Cost? [2026 Data]
Your home's ceiling insulation cost will depend on several factors, including the project size, the type of insulation you use, and the R-value.
Rachel Hoffman
•
Sep 24, 2026Sep 24, 2026
How Much Does Blown-In Insulation Cost? [2026 Data]
The cost of blown-in insulation costs varies depending on the type of insulation, labor, prep work, and more. Learn more about the cost factors in this guide.
Audrey Bruno
•
Jul 31, 2026Jul 31, 2026
What Is Insulation and Why Do You Need It for Your Home?
What is insulation? This behind-the-scenes home fixture will maintain comfortable temperatures in your home no matter the season. It’ll lower energy bills, to boot.
Dan Simms
•
Jul 9, 2026Jul 9, 2026
Inspecting and Repairing Your Insulation: Follow This Checklist
Use this DIY checklist for insulation repair to make your living space more comfortable and reduce your heating and cooling bills in the process.
Audrey Bruno
•
May 3, 2026May 3, 2026
10 Types of Insulation for Your Home
There are 10 types of insulation you can use for your home. Read this guide to discover which insulation types could be best for the job.