Did you know that using spiral duct can reduce the number of duct supports you need, as well as reduce the structural size necessary?

On this project, PVS Spiral duct was used in the aquatic center areas due to its excellent recommendation for use in chlorine environments. 

When it comes to reducing duct leakage, improving airflow, aesthetics and ease of installation, round duct is superior.

Like the lightweight connectors, WonderFlanges are quick, easy to install and strong enough to hold their shape, even on large sizes of duct.

How duct fabrication, installation, economics and acoustics in spiral duct and associated fittings create a much more energy-efficient duct system over rectangular ductwork with major labor savings.

When there’s a break in the action, Sean McNamara looks up at the massive ductwork that runs throughout Mercedes-Benz Stadium, the home of the NFL’s Atlanta Falcons, and smiles.

With the recent political whirlwind that has permeated the HVAC industry, many suppliers, manufacturers and contractors are in a state of flux. We are all waiting to see how things play out in the metals market after Trump administration’s March 8 announcement of new import tariffs on steel and aluminum.

Learn a little about John Newland, the president of the Spiral Duct Manufacturers Association, in this interview recorded at the group’s 2018 annual meeting in Chicago.

MU Overcollars are one of the least expensive and fastest ways to make connections for small diameter spiral duct, according to officials with manufacturer Metu-Streimer.

Garner, North Carolina-based Hamlin Sheet Metal was founded in 1954 by William F. “Fred” Hamlin to manufacture commercial air-handling ductwork.  Hamlin Sheet Metal became the first division of the Hamlin Cos., which now includes Hamlin Roofing, Hamlin Fabricated Metals and Ultratech Industries.