Get matched with top insulation pros in Granby, CO

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

"Powerhouse home performance came out to my house to install an active mitigation system. They were polite and professional. I would definitely use them again."

"They were great. We will use them again."

"Excellent. The JE Mountain team was professional, timely, and did great work on the timeline they promised. Then cleaned up after themselves. They did both spray and batt insulation for me and I recommend them without reservation. They’ll definitely be my first call for my next project."

"Mr. Jon Armbrust and his co-workers are both polite and patient. They provide an excellent product and their prices are very competitive. I would definitely recommend using Mr. Armbrust and Community Insulation for your insulation needs. Thank you."

"They responded immediately and the insulation was scheduled a few days later. They are really nice people and provide excellent service at a fair price. Carpet and floor were covered up for protection, and they cleaned and vacuumed everything after the job, even outside of the house. We first hired them to insulate the garage, and then decided to add extra insulation to the house attic. We are very happy with the job."

"juan was very good at his job I highly reccomend jc insulation . my project looked great !"

"I had used Community Insulation to add insulation to the attic and was so pleased with their professional service that I requested them to add insulation to the crawl space. I have recommended them several times."

"They communicated well and got the job done on time."

At PowerHouse Home Performance, our mission is simple:\nto help Colorado & Wyoming families live in homes that are safe, comfortable, and efficient — without compromise.\n\nWe combine science-backed testing, expert craftsmanship, and honest communication to deliver solutions that last.\n\nWhether you need to lower your energy bills, address radon, fix uneven temperatures for that cold room above the garage, or improve indoor air quality, our team brings the same commitment to integrity, precision, and care.\n\nWhen you choose PowerHouse, you’re choosing a partner who looks at the whole picture — not just one piece of it.