Life-safety dampers are critical fire-protection features of buildings. By protecting duct and air-transfer-opening penetrations through fire- and smoke-rated construction, they help to contain fire and smoke within the area of origin. 

When it comes to damper systems, Greenheck is unmatched for its wide-ranging catalogue of air control, life safety, commercial and industrial products. Here are just a few selections from their line, what they do, and what they mean for air movement.

Specializing spiral round, oval and rectangular ductwork fabrication, SET Duct Manufacturing is celebrating six years with no lost time accidents.

Trimble and Mestek Machinery guide you through creating a successful, seamless workflow and how to use interoperability between software and hardware to grow your business.

On Aug. 30, 2018, updates to California's Proposition 65 (Safe Drinking Water & Toxic Enforcement Act of 1986) took effect and required all products in the state to include warning labels if they contained one of more than 950 chemicals that could cause cancer, birth defects or other reproductive harm. For DMI Companies, that included the company's sealants and adhesives. 

With its fleet of delivery vans, operating in more than a dozen cities, Dispatch’s delivery services have been known to relieve, and in some cases, replace a company’s need for a truck fleet — enabling owners to redirect those resources elsewhere.

A recent sanitary duct fabrication project by Bassett Mechanical was published in the May 2019 issue of SNIPS. 

The industrial research company, Freedonia Group, finds that nearly all of imported AC units into the U.S. come from China. Do we really want a trade war with them?  

When it comes to ‘green HVAC,’ it doesn’t get more green than copper ductwork. Cobre29 founder and Polar Air Supply owner Jon Bell, with the help of his son, Jeff, is building a network of ‘healthy buildings’ as one of few copper duct producers in the HVAC industry.

After 40 years in the Sheet Metal Workers Union Local 80 — from an apprentice to foremen, business agent then business manager — Mark Saba has paid his dues as a leader in the industry. From his experience on shop floors, he naturally carries the point of view of a journeyman. But now as executive director of SMACNA Detroit, Saba is tasked with advancing the interests of the contractor.