EDITOR'S NOTE: Material for this article was taken with permission from the Sheet Metal and Air Conditioning Contractors' National Association's (SMACNA's) 1995 HVAC Duct Construction Standards (metal and flexible). For information about the association, or its standards, contact SMACNA at 4201 Lafayette Center Dr., Chantilly, VA 20151-1209, or call 703/803-2980. We've all heard the stories, and many of you have no doubt seen the installations where the flex duct ...
Register For Free or Sign In to Access
"Printer-friendly" is FREE to access as a registered user on Contractingbusiness.com. Why register for Contractingbusiness.com? It's simple and free, and provides:
- Access to exclusive articles and news coverage
- The full version of all monthly digital editions dating back to 2010
- Allows you to comment on articles and discuss news with Contracting Business' editors
- Gain valuable media content and more!