Rmax Ultra-Max® HD is a high density roof cover board composed of a closed-cell polyisocyanurate (polyiso) foam core bonded to inorganic polymer coated glass fiber mat facers on both sides. Ultra-Max® HD is approved for use in insulated roofing system constructions of new and re-roofing applications.
- Fully adhered single-ply
- Mechanically attached single-ply
- Loose laid ballasted single-ply