Dow RM SL 4x2x4
- Branch: Calgary, Regina, Saskatoon, Thunder Bay, Victoria
- Brand: Dow Chemical
DOW Roofmate Extruded Polystyrene Foam Insulation is a type VI extruded polystyrene foam insulation designed for use above waterproofing or roofing membranes in protected membrane roofing (PMR) applications. Roofmate Insulation helps the roof membrane maintain a steady temperature, minimizing the harmful effects of freeze-thaw cycles, weathering, and physical damage during and after construction.