RMAX Thermasheath 3 Insulation is the best of the best. RMAX Thermasheath 3 is an energy-efficient thermal insulation board composed of a closed-cell polyisocyanurate (polyiso) foam core bonded to reinforced aluminum foil facers with clear coating for limited protection against oxidation on each side. It serves as a code prescribed Water-Resistive Barrier (WRB). Custom installation required.

Work with our custom design team! We can offer suggestions and examples from past projects. The process is simple and quick. If you can imagine it, we can build it, better.