International Association of Heat and Frost Insulators and Asbestos Workers. Local 2 (Pittsburgh, Pa.).

International Association of Heat and Frost Insulators and Asbestos Workers Local 2 was founded in Pittsburgh, Pennsylvania, in 1904. The union is affiliated with the AFL-CIO and is now known as the International Association of Heat and Frost Insulators and Allied Workers in an attempt to disassociate itself from the dangers of asbestos work.

From the description of International Association of Heat and Frost Insulators and Asbestos Workers Local 2 records, 1994-2005. (University of Pittsburgh). WorldCat record id: 652960888