Boone, IA   • phone: 515-433-6075  

DESCRIPTION: For over 30 years, Thermomass has helped customers from around the world design and build concrete sandwich walls that exceed their expectations for durability, energy-efficiency and environmental responsibility. Thermomass takes great pride that its insulation systems are the most stringently tested and widely trusted in the industry, but it knows that customers also depend on the unique, personal support offered through all phases of the project.