Watch the recently held webinar, Fiberglass Duct Liner for Efficient & Quiet HVAC Systems.
SMACNA’s recent webinar, Fiberglass Duct Liner for Efficient & Quiet HVAC Systems, explains the different types of insulation materials used for lining the interior of mechanical duct systems, their overall performance qualities, and how to improve project specifications for mechanical air delivery systems by tying specifications together to facilitate project performance goals better.
Webinar presenter William “Buddy” Combs, Specification Specialist at SMACNA Platinum Associate Member company, Knauf Insulation, has over 35 years of experience in all aspects of owner’s representation in the building delivery process, including Architecture, engineering, specifications, project management, construction, governmental and code compliance.
Apr 10, 2024 — Member Update
Oct 8, 2025 - New York Awards Ceremony sees SMACNA gain honorable mentions for its website redesign, Project Spotlight and SMACNews.
Oct 8, 2025 - Learn more about some of the critical policy matters coming out of the federal government, including the U.S-Japan Agreement, tariffs before the Supreme Court, the upcoming DOL Regulatory Agenda and more!
Oct 8, 2025 - Looking to attract talent, reduce hiring costs, and prepare future leaders from within? Building a Strong Internship Program: Best Practices for Contractors is a guide for developing internships that create value and support long-term goals.