Rigid wooden fiberboard insulation panel for roofs www iko com
IKO Wood Fiber Roof Insulation Standard Coated is composed of interlocking cellulose fibers bonded together by heat, pressure and premium asphalt emulsion. It is manufactured in a convenient, labor-saving board size of 2'''' x 3.96'''' (0.61 m x 1.21 m). This product conforms to all requirements of CSA A247 and CAN/ULC-S706. It has been UL/ULC classified under file R-16377/CR2818, and Factory Mutual approved.
More information...