4.5 
47 *The Angi rating for Insulation Service companies in Plainfield, 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 Plainfield, 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 March 27, 2026
Serving Plainfield, PA and surrounding areas
Approved
In business since 2022
Free estimates
Warranties offered
"Koala insulation workers are efficient, clean and professional!"
Serving Plainfield, PA and surrounding areas
Approved
Super Service Award Winner
In business since 2007
Free estimates
Small jobs welcome
"Very easy to work with. The owner himself came out to give me an estimate. Mark completed the actual insulation. He was quick and he did a great job cleaning up the area after doing the spray insulation. Highly recommend!"
+6
Serving Plainfield, 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 Plainfield, PA and surrounding areas
Approved
In business since 2002
Free estimates
Warranties offered
"Highly recommend. I called, got a quote, scheduled the work, and it was done!"
Serving Plainfield, PA and surrounding areas
Approved
In business since 2003
Free estimates
Small jobs welcome
Keystone Enviro-Systems is a small family owned business. We specialize in cellulose and fiberglass insulation. We pride our company on reliability, great communication, integrity, and quality work. We strongly believe in giving our absolute best in all of our projects no matter how big or small. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business!
Serving Plainfield, PA and surrounding areas
Approved
In business since 2003
Free estimates
Credit card accepted
Keystone Enviro-Systems is a small family owned business. We specialize in cellulose and fiberglass insulation. We pride our company on reliability, great communication, integrity, and quality work. We strongly believe in giving our absolute best in all of our projects no matter how big or small. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business!
Serving Plainfield, PA and surrounding areas
In business since 2023
Free estimates
Small jobs welcome
"Dallas was very knowledgeable and professional. They were on time and did excellent work. Everything was perfectly cleaned up upon completion of the job. Pricing was very fair. I've recommended them to several of my neighbors and they were all very satisfied with the work."
+7
Serving Plainfield, PA and surrounding areas
In business since 2025
Free estimates
Emergency services offered
"It went really well. Christopher was friendly and fixed our issue with no problems. I highly recommend Bullseye Garage and will call them again if I need garage services again."
+1
Serving Plainfield, PA and surrounding areas
In business since 2021
Free estimates
Credit card accepted
"Chris was very customer friendly. They were prompt and thorough. They exceeded my expectations. I would highly recommend them."
Serving Plainfield, PA and surrounding areas
In business since 2024
Free estimates
Credit card accepted
"Had a great experience oz explained everything and was very helpful with any questions I asked.. Cody was also helpful they had great team work .. we had them insulting our attic and they were great with cleaning up and my house even looked better after they left. I can?t wait to see how much we are going to be saving in the future.. thanks again guys"
+5
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.
Insulating your attic can massively improve your home’s efficiency and reduce electric bills. Use this guide to find out what attic insulation will cost you.
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.
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.
