"Crew 7 insulated my entire home in record time and impeccable detail."

"Eric responded immediately and set up a consultation. He was prompt, very polite, thorough and knowledgeable. He explained everything in detail and was very professional throughout the entire process. His pricing was also quite fair. The only reason I did not go with him was that I needed other work done outside of his area of expertise. I was able to bundle that work with another insulation contractor which better suited my budget at this time. I would absolutely recommend Eric and will definitely contact him, should I need any additional work in the future."

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.

"They did a great job. Arrived, went into teams, and worked without a break to complete our insulation job. I would totally recommend them!"

"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."

"Response was quick, work was performed well and immediate problem was resolved. I expect a follow up to discuss a more permanent fix. May have pictures then!"

"The work they did was fine, but the marketing department needs to chill out. I tried multiple times to unsubscribe from their emails and phone calls, but they just kept coming. I finally had to block them. I ordered gutters without any filter because the only option they offer is the comically huge gutter helmet. I later installed leaf filters myself."

"Very pleased with the installation. Everything went pretty smoothly and completed in one day. Would recommend this company"

"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."

"The salesperson who came out was very nice and professional - however, he did not tell me that I needed to have everything in the basement 3 feet from the walls.  This caused us to scramble on the day of installation and i'm certain that this made it more difficult for the installers as well.  Additionally, no one had warned me of how strong the smell would be initially and I had to scramble a bit to get my very young family out of the house to avoid it and/or off-gassing.  The installers arrived on time and were ready to roll.  They did an excellent job insulating the rim joists and did a pretty good job of cleaning up.  There were some spots where I had to scrape the insulation off of the floor and wall.  Overall, I would recommend them for small jobs such as this.
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