PolyMaster R-501 foam insulation is a cost-effective, environmentally green thermal and acoustical insulation that is designed for use in concrete block walls and cavities in commercial structures. PolyMaster R-501 yields an R-4.6 per inch.

Vastly superior to traditional urea-formaldehyde foams, PolyMaster foamed-in-place products have a decades-long track record of proven success. Success that’s based upon our products working hard for our customers. Autozone, WAL-MART, CVS, Lowe’s, and Babies R Us, just for starters.

PolyMaster foam products are consistently the superior performers in every critical category, and in virtually every application. Non-toxic, odor-free, with no CFC’s. Installing cleanly and quickly, without disrupting other site work. Absolutely unique in the world marketplace.

Undeniable, indisputable results tell the true story. PolyMaster has no equal. And that’s no lie.