Kay K.
12/23/2025
Al Diaz and his company did a fantastic job insulating my crawlspace. Shauna, who initially took my call, was very friendly and helpful. Al and his crew were friendly, professional, and punctual....
Diaz Insulation
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(7)
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2961 CA Highway 32
Chico, CA 95973
Diaz Insulation, established in 2010 and located in Chico, CA, specializes in new construction insulation, commercial building insulation, retrofits, and insulation removals throughout Northern California. The company is dedicated to educating builders, homeowners, and the general public on energy conservation while employing the latest technology and methods to help reduce heating and cooling costs.
Recognized for outstanding service, Diaz Insulation strives to maintain strong communication with customers, ensuring they are informed about the latest offers and advancements in insulation solutions. With a commitment to excellence, the team at Diaz Insulation is eager to address the insulation needs and questions of their clientele.
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Reviews
5.0(7)
Jennifer O.
2/14/2023
Love love love Roy Diaz! Had a great experience with him and their crew. Honest, willing to work with homeowner/builder and went above and beyond our expectations. Roy is a great guy, hardworking...
Rene D.
4/1/2020
I live in Wheatland Ca. We have an older house built in the 1950's without any insulation in the exterior walls. So called up Diaz Insulation and the price they quoted me for a room was very...
Marty P.
12/10/2022
Diaz Insulation foamed and sealed all the cracks and holes in the structure before insulating to insure the building envelope of my Studio shed was tight and sealed from air infiltration and bug...
Mike M.
6/4/2022
I needed to add additional insulation to bring it up to R49. They were courteous, high quality work, kept me informed, and cleaned up. They also fixed a duct hose that had come loose.
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