Expanded polystyrene (EPS) insulation has the highest R-value per dollar of rigid foam insulations. Unlike other options, EPS retains its R-value throughout its service life, ensuring a cost-effective and long-lasting solution for below grade, floor, wall, and roof insulation. But the benefits don’t stop with high and stable R-values. EPS rigid foam insulation also installs efficiently, saving roofing contractors time […]

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