$69.99 Owens Corning FOAMULAR C-200 Extruded Polystyrene Rigid Insulation - 24 Inch x 96 Inch x 1/2 
1 1/2 in x 4 ft x 8 ft Pactiv Scored Rigid Insulation at Colonial Materials
STYROFOAM Rigid Insulation Panel, Cladmate, R2.5, 1/2 x 2' x 8' 99059098 | RONA
