The professionals of the International Association of Heat and Frost Insulators 18 are the men and women who are eager to take on the challenge of building a safer, healthier, greener and more efficient world.


Along with our mechanical, insulation and fire stopping contractors, union professionals are meeting the growing demands of the modern world and are helping their clients save both energy and money. Industrial, commercial, residential and government users all demand new levels of energy efficiency, state-of-the-art fire safety, and pollutant free environments in which are vital to where we live and work.