Polystyrene Insulation Board Problems and Better Alternatives — Rmax

Discover common issues with polystyrene insulation boards and find a better alternative. Learn about other insulation options for improved energy efficiency.

RMAX Pro Select R-Matte Plus-3, 2 in. x 4 ft. x 8 ft. R-13.1 Foam

RMAX Pro Select R-Matte Plus-3, 2 in. x 4 ft. x 8 ft. R-13.1 Foam

Extruded Polystyrene (XPS) Foamular Insulation- Where To, 51% OFF

Sika® Rmax® Pro Select Polyiso Insulation Board

Sika® Rmax® Pro Select Polyiso Insulation Board

RMAX Pro Select R-Matte Plus-3, 2 in. x 4 ft. x 8 ft. R-13.1 Foam

Owens Corning Foamular 250 Rigid Foam Insulation, 2 T x 48 W x 8

RMAX Pro Select R-Matte Plus-3, 1 in. x 48 in. x 8 ft. R-6.0 ISO

RMAX Pro Select R-Matte Plus-3, 2 in. x 4 ft. x 8 ft. R-13.1 Foam

Rmax Insulation - Polyiso Rigid Insulation Manufacturer

Why Below-Grade Insulation — Rmax

Sika® Rmax® Pro Select Polyiso Insulation Board