Extol of Ohio, Inc., in business since 1962, has long been recognized as the leader in providing fabricated insulation system ... s for cold and hot process pipe systems to the industrial market around the world. Primarily utilizing cellular, rigid materials such as Cellular Glass, Polyisocyanurate, Extruded Polystyrene and Phenolic Foam. Extol precision manufactured labor saving products supply constant thermal performance plus moisture and corrosion resistance for process piping, fittings, valves, vessels and equipment to reduce facility energy operational expenses. Extol of Ohio, Inc., has extensive nation-wide distribution for our specialty fabricated shapes including refrigeration valve and vessel heads or ends insulation with matching cladding. We offer technical design assistance including recommended insulation thickness, product compatible joint sealers, mastics or cladding and mechanical components such as hanger supports, vapor stops, expansion/contraction joints, supports and slip joints detail. Contact us today and experience the Extol Advantage.. We are WBE and HUB Zone certified. read more