Humorist Dave Barry and financial expert Lou Dobbs will be the featured speakers at the Sheet Metal and Air Conditioning Contractors' National Association (SMACNA) 58th annual convention to be held October 21-25 at the Boca Raton Hotel and Resort in Boca Raton, Fla.

For more information contact SMACNA's Meetings and Convention Department at 703-803-2980.

SMACNA also notes it will issue a Duct Cleaning Technical Paper regarding the cleanliness requirements for the new construction of hvac systems. This will provide the design community with guidelines and methods for new construction duct cleaning requirements. A new residential sheet metal addressing specific applications common to residential work including roof drainage, chimneys, envelope transitions, doors, windows, decks and expansion joints is also under way.