Thermax Sheathing

Product Description

Recommended Uses

A polyisocyanurate foam core with unique glass fiber reinforcement and solid aluminum foil facers on both sides.  This reinforcement, along with chemical modifications, contributes to improved fire performance and enhanced dimensional stability.  Available in standard widths of 16", 24" & 48".  Lengths from 4' to 40' (8',9' & 10' standard) A high performance insulating sheathing for residential or commercial construction, interior or exterior basement application.  Especially appropriate for time-rated assemblies.  Corner bracing required in new frame construction.
Thicknesses / R-Values