Arpro is a expanded polypropylene bead foam compressed into a dense panel suitable for ceilings and walls. This acoustical material are fire rated, water proof and paintable. TAC combines acoustical performance and sleek looks with a highly effective tack board surface. TAC can be easily installed with Liquid Nails or a similar construction adhesive and can be cut with basic woodworking tools. TAC is lightweight, mildew and moisture resistant and is stocked in white or charcoal gray. TAC may be used as an interior or exterior material.