GLT Companies Overview

  • GLT Products

    GLT Products is a global manufacturer, distributor, and fabricator of specialty insulation products for commercial and industrial applications around the world. Headquartered in Solon, Ohio, with sales and distribution centers across the U.S.

    GLT Products has more than 60 years of experience providing insulation solutions in markets ranging from oil and gas, refining, to food processing and pharmaceuticals. Our products are sold under a number of brand names such as: GLT Temp Mat™, Vinaflex™, Speedline® PVC, RadialWrap® and Royal Tapes®. From thermal, mechanical and acoustical insulation systems to accessories and supplies, GLT Products covers a broad array of insulation needs. Learn more at

  • GLT Fabricators

    GLT Fabricators manufactures and fabricates products for commercial and industrial mechanical piping applications globally. Their line of high-temperature insulation products are produced from insulation materials such as stone wool, extruded polystyrene, polyisocyanurate, FoamGlas® and phenolic foam. Additionally, their V-groove fabricated product line sold under the GreatRoc™ brand helps industrial businesses save energy while reducing cost. Learn more at

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