4.4 
48 *The Angi rating for Insulation Service companies in Lake Harmony, PA 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 Lake Harmony, PA 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 October 01, 2026
Serving Lake Harmony, PA and surrounding areas
Approved
In business since 2012
Free estimates
Credit card accepted
"They arrived at 8 am but the insulation did not arrive until 5pm. The project had to be finished two days later."
Serving Lake Harmony, PA and surrounding areas
Approved (Corporate)
In business since 2023
Free estimates
Warranties offered
"We are extremely satisfied with the whole process of our house being insulated. First we had the walls done, and then a couple weeks later we had our attic insulated. The crew were so nice, friendly, and knowledgeable. We are very satisfied with everything. Thank you, everyone."
Serving Lake Harmony, PA and surrounding areas
Approved
In business since 2021
Free estimates
Credit card accepted
"Attis did an awesome job replacing the insulation in my attic crawl space and would definitely recommend them for any insulation needs!"
+6
Serving Lake Harmony, PA and surrounding areas
In business since 2021
Free estimates
Credit card accepted
"Ray arrived on time (during a snow storm). He is so knowledgeable and polite. Very easy-going and does a very through job of explaining the process and different types of insulation available As soon as I receive the email and video I will consult my husband and contact Ray."
Serving Lake Harmony, PA and surrounding areas
In business since 2007
Free estimates
Emergency services offered
"I can't say enough about this company. Their response time to my initial phone call, the quickness in which they were able to start the job and complete it on time were top notch. They kept us apprised of any issues and their progress as they completed the job. Jimmy was excellent. Professional in every way. Being a part time Pa resident it has been difficult to hire professionals when things needed to be done and this company has been the best to deal with."
+12
Serving Lake Harmony, PA and surrounding areas
In business since 2018
Free estimates
Warranties offered
"Josh and his brother did a wonderful stopping a leaky stone basement wall and adding insulation to our basement ceiling. They were excellent and very professional!!"
+18
Serving Lake Harmony, PA and surrounding areas
In business since 2022
Free estimates
Credit card accepted
HomeStar Insulation Inc., is your go to team of professionals for all of your needs. We work tirelessly to meet and exceed your expectations and constantly strive for perfection. Give us a call today and let's get started! \n
Serving Lake Harmony, PA and surrounding areas
In business since 2021
Free estimates
Warranties offered
"Excellent work. They went way above then what I expected"
Serving Lake Harmony, PA and surrounding areas
Free estimates
Small jobs welcome
Credit card accepted
At Mavrix Construction, we believe hiring a contractor should be stress-free. We specialize in professional spray foam insulation across Pennsylvania, managing every detail of your project from first call to final walkthrough.\n\nWe answer our phones. We show up when we say we will. We communicate every step of the way. And we don't consider a job finished until you're satisfied.\n\nOur commitment is simple — competitive pricing, quality work, and the kind of customer service that's rare in the trades industry.\n\nWhen you choose Mavrix, you're choosing a team that treats your property like our own.
Serving Lake Harmony, PA and surrounding areas
In business since 1892
Free estimates
Emergency services offered
"When he came he said the furnace that we have does not require regular yearly cleaning. He explained everything and he was pretty nice. It was a lot cheaper than others I left out."
From average costs to expert advice, get all the answers you need to get your job done.
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.
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.
How much does it cost to insulate a wall? This guide breaks down the associated costs and variables to consider when setting your project budget.
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.
Use this DIY checklist for insulation repair to make your living space more comfortable and reduce your heating and cooling bills in the process.
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.
