Founded in 1987 as a mechanical engineering firm, NDL Industries provided refrigeration consulting services throughout Canada, the United States, Australia, and New Zealand. In 1998, our engineers recognized the need for a more complete ACR fitting as new refrigerants entered the market. That insight led us from consulting into manufacturing, where we developed an ACR copper fitting engineered for the evolving demands of the HVAC-R industry.

Today, our focus is helping drive the transition toward environmentally responsible refrigeration through high-performance CO₂ solutions. Our expanding portfolio of CO₂ refrigeration products is designed to support the industry's shift toward natural refrigerants while delivering the pressure capabilities and reliabili ...