$51.99 Owens Corning FOAMULAR 1/4 in. x 4 ft. x 50 ft. R-1 Fanfold Rigid Foam Board Insulation 
NOFP 4 ft. x 96 ft. BarrierHL 1/4 in. Thick EPS Foam Insulation with Vapor Retarder (Case of 2 
Reviews for Owens Corning FOAMULAR 1/4 in. x 4 ft. x 50 ft. R-1 Fanfold Rigid Foam Board 
