COMFORTBOARD™ 80

ROCKWOOL® COMFORTBOARD™ 80 is a rigid stone wool continuous insulation board used as a non-structural sheathing product in residential construction. It is designed to provide increased thermal performance to the building envelope. Installing COMFORTBOARD™ 80 as continuous insulation with our ROCKWOOL COMFORTBATT® as the wall cavity insulation contributes to a higher effective R-value wall system. It has also received ICC-ES validated product acceptance in accordance to IRC and IBC for the following uses: non-structural thermal insulation in non-fire-resistive rated dwellings; exterior parameter insulation around foundation; under flat concrete slab; a component of residential wood-framed cathedral ceilings; and in areas where probability of termite infestation is ‘very heavy.’

• Non-combustible, vapor permeable, water repellent and sound absorbent.
• Fire resistant due to its high melting temperature of 1177°C (2150°F)
• Vapor permeable
• Water repellent
• Easily cut
• Does not rot or promote growth of fungi or mildew