Get matched with top insulation pros in Bonfield, IL

"Natan was very professional from the very beginning. He replaced windows, siding and gutters for our home in a timely manner for a very reasonable price. I will definitely be using them again."

"We recently had blown in insulation installed in our home and couldn’t be happier with the experience from start to finish. The team was kind, professional and incredibly prompt. They showed up on time explained the process clearly and treated our home with respect. What really stood out was the pricing after receiving a much higher quote from another company their estimate was very fair and transparent with no pressure or upselling. It was clear they care about doing honest work at a reasonable price. The installation was completed efficiently, and the whole process was smooth and stress-free. I would definitely recommend them to anyone looking for insulation work great service, great value and great people."

"This company did a great job of insulating my pole barn. I would highly recommend them."

"Was very good with visual steps taken with repairs and insulation. Very pleased with job."

"I felt very comfortable throughout the whole process from the sales to the install of my roof. The project managers, Walter and devan, were very knowledgeable during the install and made sure we didn’t have any questions. Overall very pleased with everything"

"Horn Insulation did a tremendous job insulating our house. The quality of their work was great and they were a pleasure to work with. I highly recommend them!"

"The Permaseal team was excellent and did a great job. They did everything for insulating my attic with incredible professionalism. Always kept me in the loop and left the job site clean every day. I would highly recommend them"

At HeatLock Insulation, we specialize in high-performance insulation solutions designed to make homes and commercial buildings more energy-efficient, comfortable, and protected year-round. Based in Illinois, our team delivers professional insulation services with a focus on quality craftsmanship, reliability, and long-term energy savings.\n\nWe provide expert installation of spray foam insulation, attic insulation, wall insulation, crawl space insulation and air-sealing systems forth residential and commercial properties. Whether it's a new construction project, renovation, or energy-efficient upgrade, HeatLock Insulation helps seal air leaks, regulate indoor temperatures, reduce noise, and lower monthly utility costs.

"Great job with my insulation project. Would definitely hire again."

"This service went above what was expected. They fixed issues that came up and needed attention without altering the original bid. I will recommend them to anyone needing insulation."