Engine exhaust system, do I have the correct diameter size?

NFPA 37 2015, NFPA 211 2016, ASHRAE Duct Design Equations


We have the factory fabricated pre-insulated products and calculations for all your engine exhaust needs!

Boilers Have Changed, Shouldn’t Your Combustion Air System?

Pressure Air Systems from US Draft Co only provides the air needed for the
mechanical room, saving energy! Contact us to size your system.

Call: (800) 218-1990

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Contact Info

Our Office

100 S. Sylvania Ave
Fort Worth, TX, 76111

Open Office Hours

Mon-Fri: 7am - 4pm
Sat-Sun: Closed


Get in Touch

(800) 218-1990