Proudly Serving Santa Clara, Santa Cruz and Santa Maria, CA
World-class products. Experienced, local pros.

About Us

At Tri-County Insulation we welcome challenges. The more difficult a project is, the harder we work to provide real solutions and state-of-the-art products. We partner with you from concept to completion, which enables us to design and implement insulation plans that meet or exceed your goals.

Our insulation design and installation team consists of highly qualified, experienced engineers and estimators that work diligently to minimize problems and ensure we stay on schedule. We are a single source for any type of Insulation material with all resources available in-house. For acoustical Insulation projects, we can provide expertise in choosing the best material to enhance or soundproof your project. We utilize the latest industry technologies for all of our products and services.

Tri-County Insulation operates one of the largest commercial insulation companies in the state of California with the goal to be your commercial insulation specialist. When your development project is ready for insulation, you can count on our highly experienced crews who are trained in all aspects of jobsite safety, to get the job done. If you need expertise on any aspect of Insulation, Tri-County Insulation can deliver.

Why Should You Choose Us? Expert Attic Insulation Services

  • Free attic insulation & air sealing inspections
  • Free estimates for all proposed insulation & air sealing upgrades
  • Blower door tests to measure air leakage and pinpoint leak locations
  • Access to the best insulation and air sealing materials
  • Expert installation of attic insulation by our trained technicians
  • Duct sealing and duct insulation for attic ductwork
  • Different attic insulation options, including cellulose, spray foam, fiberglass
  • Total home energy assessments to identify additional energy-saving opportunities
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We had insulation put in under the house and in the walls. It was a big project and took 2.5 days. These guys came in and were so professional, knowledgeable, and respectful. They never complained even when presented with ...
Excellent, professional, and very knowledgeable contractors and crew. I got multiple bids and Tri-County was competitive, but now the lowest. It was absolutely worth paying a few dollars more for the confidence and honesty I got with Tri-County. They ...
So far, so good. They’ve done work with us before. Looking forward to replacing the floor insulation with closed cell foam.
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