Closed-cell polyisocyanurate (polyiso) foam core integrally bonded to inorganic coated glass facers (CGF) on both sides. Available in 0.625ʺthick 4ft x 8ft (1220mm x 2440mm) and 0.625ʺ4ft x 4ft (1220mm x 1220mm) panels. Manufactured in accordance with ASTM C1289, Type II, Class 4, Grade 1 (80 psi (551 kPa) minimum, up to 110 psi (758 kPa) compressive strength) and CAN/ULC 704.1, Type 4, Class 3.
Manufactured and tested for use in new and re-roofing applications. ACFoam®-HD CoverBoard-FR is used in
standing seam metal, mechanically attached single-ply, fully adhered single-ply, and self-adhered “peel & stick”
roofing systems. These roofing systems depend on proper installation for successful performance. Refer to roof
cover manufacturer, FM Approvals® RoofNav and UL Product iQ® for additional application details.
ACFoam® - HD CoverBoard - FR can be used as a part of a UL Class A fire rated deck assembly.