High-Quality Construction: Made with premium materials; built to withstand the demands of industrial environments; offering excellent resistance to wear; corrosion; and mechanical stress. Efficient Air Flow: With high air flow capacity, TPI units provides effective circulation, distributing heat evenly across the space for optimal comfort. Leading the Industry - TPI is a leader in heating and cooling products for industrial settings, takes pride in making the highest quality, premium, reliable heating and cooling products on the market. Safety First - TPI products are ready for use with all certifications. Manufactured by TPI Corporation: Produced by TPI Corporation, a trusted manufacturer of industrial and commercial electrical products, the heater reflects the commitment to quality and reliability associated with the TPI brand.