Rmax Thermasheath-3 is an ideal choice for cavity walls, masonry walls, vaulted ceilings and many other building envelope continuous insulation applications.  It is an energy-efficient thermal insulation board designed to meet the many demands of today’s building industry. Thermasheath-3 is a closed-cell polyisocyanurate foam bonded to reinforced aluminum foil facers on each side. This insulation is suitable for use in walls, ceilings and some limited roof applications in new construction for commercial, residential, agricultural and industrial buildings and in thermal retrofit construction within existing buildings. Thermasheath-3 is a cost effective way to increase a building’s thermal efficiency and wall assembly’s R-value with one of the thinnest profiles available in today’s market.

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