Built from industrial names dating back to 1901, Duravent Group manufactures venting and air-control systems for residential and commercial applications. Formed in 2021 through the combination of DuraVent and Hart & Cooley, the Detroit-headquartered company brings 14 established brands together, with manufacturing and distribution operations across North America. Its commercial design team develops in-house, code-compliant exhaust solutions, including systems for demanding projects such as semiconductor facilities.
UL Certification
certification
SysTech Design IncFounded in 1985, SysTech Design Inc. is a second-generation family-owned company known for practical industrial ventilation solutions. From its Exton base, the company takes responsibility for projects across the United States and Canada, combining more than 120 years of team experience with field analysis, installation, and ongoing support for industrial facilities.221330EXTON, PA
Mestek Commercial Damper and Louver Group (MCDLG)From its Wyalusing, Pennsylvania base, Mestek Commercial Damper and Louver Group brings together several HVAC brands to manufacture air-control and ventilation products for construction projects. With more than 50 years in the HVAC industry, MCDLG makes its products in the United States and supports the field through AMCA-certified offerings, UL Life Safety products, and continuing-education courses. It is a division of Mestek Inc.WYALUSING, PA
AutoVent LLCFounded by dairy-farm-raised electronics entrepreneur Kevin Hoover, Berks County’s AutoVent builds automated ventilation controls and motor controls for dairy barns and greenhouses. Hoover brings 35 years in the dairy industry and 14 years of electronic and ventilation expertise to systems that respond to temperature, wind and rain, and the company says it has built more than 20,000 ventilation systems since 2008. AutoVent also develops custom and private-label solutions for operations that need something beyond its standard controls.OLEY, PA
Dundas Jafine IncFounded in Toronto in 1934 as a feed-and-seed store, Dundas Jafine has grown into a family-run manufacturer of air distribution and dryer-venting products. Now led by fourth-generation Jafines and based in Brampton, the company has spent more than 90 years developing practical venting solutions, including its ProConnect tool-free dryer connector and soffit dryer vent. Its products are manufactured and distributed from facilities in Canada and the United States and are sold across North America.ALDEN, NY