H-Shield is a rigid roof insulation panel composed of a closed cell polyisocyanurate foam core manufactured on-line to fiber reinforced facers on each side (GRF). ReadyFlash® Technology comes standard on H-Shield with light facer on one side of the board and dark on the other. This allows the installer to manager the adhesive flash-off time by choosing between the two different colored facers. This panel comes in 4’ x 4’, 4’ x 8’ or NEW 4 ‘x 12’ panels in thicknesses of 1” to 4.5”. Polyiso Eco Ready (Optional) with 5% bio-content option available for 2.0″ and 2.6″ thicknesses. See the Technical Data Sheet below for more information.