Who We Are

Founded in 1913, Insulators Local 34 provides opportunties, training and benefits to hundreds of expertly trained members. Working with elite contractors in the Minnesota,Western Wisconsin,and South Dakota, they install today’s most demanding mechanical insulation solutions for corporate and non-profit organizations. At Insulators Local 34, we don’t just keep up with new developments, we stay well ahead of them. Our proven apprenticeship training programs and powerful outreach initiatives support a highly-skilled, networked membership who are experts in the latest mechanical insulation technologies. From our apprenticeship program to rigorous ongoing training and certifications, Insulators Local 34 delivers the practical and technological education our members need for success. That training puts our members safely to work installing mechanical insulation solutions in the most challenging environments: nuclear plants, military facilities, manufacturing and chemical plants, retail malls, hospital, university and educational buildings, and more.

Forging alliances 

At Insulators Local 34, we aren’t satisfied with training the best mechanical insulation installers in the business. We’re hard at work bringing business to our members. In May 2009, The National Insulation Association and International Association of Heat and Frost Insulators and Allied Workers formed a powerful alliance to generate awareness of mechanical’s insulations many benefits. Our outreach includes a robust campaign that effectively harnesses solid data and powerful financial arguments to target potential industrial and retail clients. So far, that campaign has generated hundreds of jobs and thousands of miles of insulation.