Founded in 1959, Thybar Corporation manufactures custom sheet metal products for the HVAC industry and operates eight manufacturing facilities. It is known for roof curbs and for adapting new rooftop units to existing curbs with its Retro-Mate product. The company also has an in-house professional engineer licensed in all 50 states, supporting designs for wind-load and seismic building-code requirements.
Heating & Cooling ProductsFounded in 1955 as LB Manufacturing by the Bluestones, Heating & Cooling Products makes and distributes sheet metal products for HVAC professionals. The company moved its manufacturing facility to Mount Vernon, Ohio, in 1977 and later opened a Byesville facility in 1984; it describes itself as family-owned and says it serves residential, multifamily, and light commercial HVAC markets across more than 25 states and Canada.MOUNT VERNON, OH
Curbs PlusCurbs Plus manufactures metal roof curbs and related rooftop equipment products for commercial and industrial buildings. Founded in 1996 by Marc Brower and colleagues, the company traces its roots to a manufacturing business started by Gary Brower in 1978 and says it is known for product quality, responsive service, and reliable delivery.MOUNT UNION, PA
The Sheet Metal Shop IncSince 1983, The Sheet Metal Shop Inc. has fabricated and installed custom sheet-metal components for Long Island and the New York City metropolitan area, with a particular knack for unusual metals and hard-to-find specialty work. The Bayshore shop handles projects ranging from custom enclosures to on-site welded installations, adapting its fabrication to fit the customer’s specifications rather than a preset design. Its work serves settings from pharmaceutical facilities to commercial construction, alongside everyday HVAC needs.BAY SHORE, NY
Duro Dyne CorporationFounded in 1952, Duro Dyne Corporation manufactures sheet metal accessories and equipment for the heating, ventilating, and air-conditioning industry. Headquartered in Long Island, New York, it also has manufacturing and warehousing facilities in Ohio, Colorado, and Canada. Its long-standing product innovations include flexible duct connectors and hand-held pinspotter machines.BAY SHORE, NY