HVAC professionals working with sheet metal, ductwork, and tubing need tools proven to stand up to the test of time: tools that can gouge, drill, crimp, cut, seam, fasten — or maybe a combination ...

The website Dictionary.com describes “manifold” as “something having many different parts or features.” When the word is applied to the world of ductwork fabrication, it has a more specific meaning: ...

Everyone is familiar with pinwheels, and few of us haven’t crafted one from a square of paper, a stick, and a pin. Pinwheels are pretty optimized from a design standpoint, and are so cheap and easy to ...

The Cordless Duct Slitters from General Machine can longitudinally slit long sections of duct with an inner duct cutting range of 1 to 5 in. for SDR 9 and higher. Serial numbers for the duct slitters ...