This site uses cookies to offer you a better browsing experience. By continuing to navigate through this site or by clicking Approve, you consent to the use of cookies on your device as described in our privacy notice.

Double Wall
Models PS and IPS are double wall, modular, positive pressure venting systems -
Features & Benefits
- Factory-built for high quality, durability, ease of installation and long life
- Stainless steel cylindrical construction, for superior strength at much higher temperatures versus rectangular carbon steel field fabricated systems
- 5” to 48” diameters (ID) to fit the wide range of commercial applications and customer specifications
- Insulation options include 1” air or up to 4” of dense fiber blanket for stringent skin temperature requirements
- Available in both stainless and aluminized steel exteriors
- Small footprint with minimal horizontal slope required (1/16” per foot) as compared to field welded/wrapped rectangular duct (1/4” per foot)
- Light weight
- Safety tested to stringent test requirements – UL 1978; includes a 30-minute, 2000 °F grease fire test
- Array of components and accessories designed to make installation simple and quick
- Backed by Selkirk’s industry-leading Limited Lifetime Warranty for grease duct applications
- Backed by Selkirk’s industry-leading commercial/industrial warranty
Exhaust Applications
Commercial – Industrial – Marine
- Kitchen Hoods
- Food Process Ovens
- Pizza Ovens
- Dishwashers
- Brew Kettle Pots
View Documents
- Agent Cover Letter - RFQ & Sizing
- Agent Cover Letter - RFQ & Sizing
- Brochure - Hot Product - IAD
- Catalog - Models PS / IPS
- Submittal Record
- Product Weights
- PS Technical Data