Products by listing


UL 103 | Up to 1000F Dry Flue Gas

Standard for Factory Built Chimneys for Residential Type and Building Heating Appliances

UL2561 | Up to 1400F Dry Flue Gas

Standard for 1400F Factory Built Chimneys

UL2221 | Up to 2000F Grease Duct

Standard for Tests of Fire Resistive Grease Duct Enclosure Assemblies (2HR Fire Rating)

ISO 6944

Multi-story Tenant Space Exhaust Shaft with 2HR Fire Rating Through Floor Penetration

UL441 | Up to 470F Dry Flue Gas

Standard for Gas Vent or CAT I

UL1738 | Up to 550F Flue Gas

(Stainless Steel) Standard for Venting System for Gas Burning Appliances, Cat. I, II, III and IV

UL1738 | Up to 230F Flue Gas

(Polypropylene) Standard for Venting System for Gas Burning Appliances, Cat. II and IV

UL1777 | Up to 1000F Flue Gas

Standard for Chimney Liners

UL378 | Draft Controls

Standard for Draft Equipment

UL705 | Clothes Dryer Exhaust

Standard for Power Ventilators with special use for clothes dryers.

UL508 / UL705 | Combustion Air Supply

TDLR 65.603 Compliant Combustion Air Systems

UL959 | Up to 1800F Flue Gas

Medium Heat Appliance factory Built Chimney


Freestanding Stack

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

Contact Us

Venting solutions, services and stocking.

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