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Double Wall

Models PS and IPS are double wall, modular, prefabricated venting systems -

Features & Benefits

  • Factory-built for high quality, durability and long life
  • Stainless steel inner wall construction for superior strength over traditional materials used.  Outer wall options of stainless or paintable aluminized steel
  • Insulation options include 1” air or up to 4” of dense fiber blanket for stringent skin temperature requirements
  • Safety tested and listed to multiple UL standards, signifying compliance with U.S. and Canadian codes (UL 103HT, 641, 2561; ULC C959) 
  • 5” to 48” diameters (ID) to fit the wide range of commercial applications and customer specifications
  • 1400 °F maximum temperature rating with low clearance to combustibles (ref. installation instructions)
  • Array of components and accessories designed to make a complete installation simple and quick
  • Backed by Selkirk’s industry-leading commercial/industrial warranty


Venting/Exhaust Applications

Commercial – Industrial – Marine

  • Boilers
  • Generators/Engines/Turbines
  • CHP (Co-generation)
  • Coffee Roasters
  • Dryers
  • Water Heaters
  • Furnaces
  • Laboratory Fume Hoods

Used in schools and government facilities, office buildings, hotels, hospitals, restaurants, multi-story tenant spaces, data centers, retail space, factories, warehouses.