Founded in 1923, E.J. Bartells is one of the leading providers of specialty insulation and fabrication materials for the thermal insulation industry in the West. The company offers product distribution, fabrication and contracting services. It provides calcium silicate and mineral wool pipe coverings, boards and fittings. E.J. Bartells also offers textiles for temperature- and chemical-resistant applications. It provides aluminum and stainless steel seals and screws. The company offers a range of commercial products, such as pins, tapes and fiberglass duct wraps. E.J. Bartells provides adhesives, duct connectors, and metal pipes and fittings. It offers mechanical and refractory installation services for the industrial market. The company has a fabrication department that utilizes water-jet and profile cutting technologies to cut and alter products.