Tri-County Insulation and Acoustical Contractors is family owned and operated for over 40 years. From our inception in Santa Cruz to three convenient locations in Santa Clara, Santa Cruz and Santa Maria, we serve all of Northern and Central California. Tri-County Insulation and Accoustical Contractors Assisting you in choosing the correct Insulation for your homeHeating and cooling requirements account for 50% to 70% of your home energy costs. Most homes even new ones do not have adequate insulation or insulated ductwork.The benefits of properly selected and installed insulation include lower energy bills, natural resource conservation and increased in-home comfort. If you are wondering, What material makes the best insulation?, you need to understand the related concepts of heat transfer and R-values.