Rmax TSX-8510 is an energy-efficient thermal insulation board composed of a closed-cell polyiso foam core bonded to glass fiber reinforced aluminum facers on both sides. The exposed side of the board has a white modified acrylic coating. The other side is marked in production to ensure proper installation.

This product is designed for use without a thermal barrier (up to 4.5” on walls or 12” on ceilings).