PPIH vs VFL Comparison

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.

Delaware Investments Natl Muni Income is a closed-end investment fund. The Fund seeks to provide current income exempt from regular federal income tax consistent with the preservation of capital. The company's product portfolio includes Mutual funds, Exchange-traded funds, Private markets, Delaware Funds by Macquarie Premier Models, Managed accounts, Closed-end funds, and Variable Insurance Products.