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About Us

The men and women of the International Association of Heat and Frost Insulators are on the front line in meeting the challenges of building a safer, healthier, greener and more efficient world.

Along with their partner mechanical, insulation and fire-stopping contractors, union professionals are meeting the growing demands of the modern world and are helping their clients save 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 to live and work.

Buffalo & WNY Heat & Frost Insulators proud history dates back to the early 1900’s, and has since produced a countless number of trained professionals who are the best in the business. This success comes from its members, who receive cutting-edge training and guidance, and who understand how important their work is to our society. The experience and expertise of the Heat & Frost Insulators is without comparison.

Members of the Heat & Frost Insulators receive a combination of on-the-job training and in classroom instruction that is unmatched in the industry. Each professional spends a minimum of four years in the classroom, studying math, blueprint interpretation, application techniques, pattern layout, workplace safety and supervision. We are committed to continuing education, and constantly train journeymen each year on the latest techniques and standards.

For over 100 years, the vital work of the International Association of Heat and Frost Insulators and Allied Workers has saved energy, saved money, and saved lives.

Wage Scale

Insulators Union Local 4 wage scale

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