Profile: MultiTherm, LLC is a supplier of non-hazardous and non-toxic heat transfer fluids. Brands include MultiTherm™. Our products include hot water coils, evaporator coils, steam coils, chill water coils, condensers, boosters, industrial coils, heat exchangers, tube bundles and heat transfer filtration system. Our MultiTherm PG-1® is a high quality food grade mineral oil for use in closed loop, liquid phase heating and cooling systems. In chemical process industry, it is used for temperature control of batch reactors, in heat recovery from process streams and exhaust gases, and in large central systems where multiple heat users are involved.