With locations in York, Pennsylvania, and Wilson, North Carolina, MKT Metal Manufacturing celebrates 15 years of growth as a manufacturer of sheet metal duct and HVAC products.  

Midwest Tool’s flex duct knives are designed for cutting flexible duct, duct board or other appropriate materials. The MWT-FDK01 knife has a contoured wooden handle, a full tang and solid stainless steel rivets for long-lasting durability. 

Carrier has donated more than 500 ductless HVAC systems to Habitat for Humanity this year. To celebrate the gifts, the HVAC manufacturer has teamed up with pro football legend and longtime Habitat for Humanity support Warrick Dunn in Atlanta. 

The higher profile that duct sealing has among code officials, the better it will be for the whole HVAC market and ductwork fabrication industry.

Ductwork is one of those things that doesn’t get much attention as long as it works and doesn’t leak too much -- until something is suggested by a standards-writing organization that the HVAC construction industry doesn’t uniformly agree with.

Let me start out by saying that before this summer, acronyms like HVAC or ASHRAE were simply groupings of familiar letters that stood for unfamiliar terms. The same goes for industry words like flat-oval duct, spiral duct — and well, a lot of variations that include the word “duct.”

The National Air Duct Cleaners Association put two contractors into its Hall of Fame during its recent annual convention in Arizona.