• slide

    Trust your building to the pros
    at Diversified Thermal.

  • slide

    Experience, quality, service.
    That’s the Diversified Thermal difference.

  • slide

    When you need the job done right,
    we’re ready to work.

  • slide

    There’s nothing cooler than the
    insulating experts from Diversified Thermal.

Waterproofing, Fireproofing, Insulation and Firestopping by Diversified Thermal

Since 1989, Diversified Thermal has been delivering exceptional service and outstanding quality to Houston’s leading general contractors, architects and building owners. We’ve grown from being a reliable insulation and fireproofing contractor to becoming building envelope, passive life safety and insulation specialists.

Our expertise extends to the areas of conventional and intumescent fireproofing, the latest in air barriers, waterproofing, flashings, sealants, expansion joints, traffic coatings, green roofs, spray foam, fiberglass and cellulose insulation, curtain wall insulation, perimeter, head of wall and penetration firestops, and photoluminescents.

We are proud of our reputation for quality, service and safety – and our commitment to doing whatever it takes to deliver the highest quality product and on-time project completion.

Experience - The Diversified Thermal Difference

Experience - The Diversified Thermal Difference

As a part of the Houston construction community for over three decades, we’ve seen a lot. With over 4,500 completed projects under our belt from Houston to Austin to Dallas and Lubbock – and points in between – our experienced team knows what it takes to get the job and get it done right.

We constantly strive to deliver innovative solutions to our customers’ most difficult challenges – and we’re always interested to see if we can help with your next project.

Read More

See What Our Customers are Saying

“As an architectural firm, we appreciate the professionalism and expertise we receive from the Diversified Thermal team. In addition to delivering quality solutions, on schedule and on budget, we know we can always count on the same level of impeccable service and project consistency every time.”