Perma-Pipe International Holdings Inc is engaged in the manufacture and sale of products in the reportable segment of Piping Systems. The company engineers, designs, manufactures and sells specialty piping systems and leak detection systems. Specialty piping systems include insulated and jacketed district heating and cooling piping systems for efficient energy distribution from central energy plants to multiple locations, primary and secondary containment piping systems for transporting chemicals, hazardous fluids and petroleum products, and the coating and insulation of oil and gas gathering and transmission pipelines. It operates in the United States, Canada, Middle East, Europe, India and other countries.