HOFFMAN UNFILTERED
Educational Blog Content for HVAC Professionals

Psychrometrics – The Essence of HVAC

Psychrometrics is the study of the thermodynamic properties of air-vapor mixtures, typically focusing on the interrelation among temperature, partial...

Feb / 7
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7 Reasons to Consider DuctSox for Your Next Project

DuctSox Corporation is a manufacturer of custom-engineered commercial and industrial air dispersion products for open ceiling architecture, critical...

Feb / 1
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Automatic Flow Control Valves vs. Manual Control Valves

What Are Flow Control Valves?

Jan / 24
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What is an air terminal unit? Why is it used?

What You Need to Know About Air Terminal Units

Nov / 8
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