"Excellent job to spray insulate the existing attic. We have noticed a difference already."

Koala Insulation of Grand Rapids is the area's certified insulation expert providing high-quality insulation services to homeowners, contractors and property owners. We work with new construction, retrofit applications, and properties affected by natural disasters or that have suffered significant damage. We provide all types of insulation including blown-in cellulose and fiberglass, spray foam, and batt-insulation. Furthermore, we provide a number of energy efficiency upgrades such as air sealing, thermal imaging, hatch, can light covers and solar attic fans. If it involves insulating or improving energy efficiency within a building envelope, we can handle it. We offer competitive prices and free insulation evaluations. We are locally owned and operated, fully insured and licensed, and our services come with a limited lifetime warranty.

"The insulation was installed as promised on the appropriate date, we are satisfied with the insulation. The problem was the work crew was extremely careless. There was foam insulation over the front door, front windows, they have to take off your siding in different areas, I am still picking up hundreds of screws. Foam insulation is still being picked up in my front mulch. Tarps were supposed to be laid and were not put down. My basement was another problem, it is finished with the Dow Corning type system, again, tarps were not used. There is foam insulation in three different areas that do not come off the cloth walls. When we started to point out these issues, they seem very concerned. The crew came back out and power washed the front of my house. The foam did not come off. They used our water for their power washer, left it running which created an ice dam in our back yard. On several occasions, we have tried to get some form of compensation for the basement and they are always looking into it; We are satisfied with the insulation, but everything was such a mess it was not worth it. I would look at other companies."

"Knowledgeable about more than insulation. Air quality, ventilation, air leaks, baffles, mold."

"These guys will get the job done right, and they will get it done in a timely manner. From start to finish they were on top of it, spending the extra time to make sure things were done perfectly. Kirk and Max are just a hard working father/son duo who actually want to help the customer accomplish their dreams without taking advantage of their wallet. These guys are a breath of fresh air in the construction industry and will bend over backwards to help you get your job done, for a GREAT PRICE, in a TIMELY MANNER. You really wont be disappointed if you use MAXIMUM INSULATION for ANY of your insulation needs."

"We are extremely with the workmanship Infinity Home Improvement showed. Excellent response time. Spectacular customer service. We highly recommend"

"Friendly and professional company. Explained alot about what they were doing, cause I really didn't know anything about insulation and ventilation."

"Great work by Will and team. They are very responsive, do great quality work, even helped replace defective material from Lowe's so they could get the job done quicker. Everything turned out excellent. Would definitely use them again."

"They came right out to give the estimate and advised there was an opening in about two weeks. They actually called 2 days later and got me in the next day. They finished quickly. Unfortunately I had previous loose blow in insulation that got everywhere. This was not their fault it was not able to be avoided. Would recommend them again."

"I used them in December."