Selkirk Venting Solutions

Selkirk manufactures prefabricated venting systems, stacks, and liners for chimneys, water heaters, boilers, kitchens, generators/turbines, coffee roasters, dryers and more for commercial applications.

Double wall stacks/chimney models PS and IPS prefabricated venting systems

  • Factory-built with durable stainless steel inner wall construction and 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 meeting UL standards
  • 5” to 48” diameters (ID) to fit a wide range of applications
  • 1400° F maximum temperature rating with lower clearance to combustibles

Single wall stacks/chimney model G is a prefabricated positive pressure venting system

  • Factory-built with durable stainless steel construction and simple installation
  • Safety tested meeting UL standards
  • 5” to 48” diameters (ID) to fit a wide range of applications
  • 1400° F maximum temperature

Grease Duct/Kitchen – Zero Clearance features an integral fire-rated chase design for zero clearance combustibles

  • Factory-built with durable stainless steel cylindrical construction for superior strength at higher temperatures (versus rectangular carbon steel field fabricated systems)
  • Zero clearance to combustibles with an integral 2-hour fire rating
  • 5” to 36” diameters (ID) to fit the wide range of commercial

Grease Duct – Double Wall models PS and IPS positive pressure venting systems

  • Factory-built with durable stainless steel inner wall construction and outer wall options of stainless or paintable aluminized steel
  • 5” to 48” diameters (ID) to fit a wide range of applications
  • Insulation options include 1” air or up to 4” of dense fiber blanket for stringent skin temperature requirements
  • Small footprint with minimal horizontal slope required (1/16” per foot) as compared to field welded/wrapped rectangular duct (1/4” per foot)
  • Safety tested meeting UL standards, includes a 30-minute 2000° F grease fire test
  • Backed by Selkirk’s industry-leading Limited Lifetime Warranty for grease duct applications

Grease Duct – Single Wall model G prefabricated positive pressure venting system

  • Factory-built with durable stainless steel construction and simple installation
  • 5” to 48” diameters (ID) to fit a wide range of applications
  • Small footprint with minimal horizontal slope required (1/16” per foot) as compared to field welded/wrapped rectangular duct (1/4” per foot)
  • Safety tested meeting UL standards, includes a 30-minute 2000° F grease fire test
  • Backed by Selkirk’s industry-leading Limited Lifetime Warranty for grease duct applications

All-In-One Ventilation Duct

  • UL/ULC classified 2-hour fire rating
  • Factory built for consistent high quality and durability
  • Eliminates need for separate fire-rated shaft wall construction and field fabricated ductwork (single wall duct design available for existing shaft walls)
  • Low material and labor costs
  • Simple and quick to install
  • Available with one or more integral subducts – ideal for clothes dryers, bathroom fans and domestic range hoods
  • Limited Lifetime Warranty

Special Gas Vents for high-efficiency gas-fired appliances including double wall, single wall and polypropylene for boilers, water heaters and furnace applications for both commercial and industrial needs.

  • Heatfab Saf-T Vent Model 316 special gas venting systems for ANSI Category I, II, IV appliances in double wall (4” – 32” diameter) and single wall (3” – 32” diameter) types.  
  • Polyflue Polypropylene venting system is tested and listed by ULC S636 test standard for category II & IV gas-fired appliances. Capable of maximum flue gas temperatures at 230° F (50% higher than PVC). With 2”- 4” diameter single-wall right and flexible pipe, they are simple and easy to install with no toxic glues or primers.
  • Selkirk Special Gas Vents models PS/IPS/G are positioned to complement Heatfab Saf-T Vent product by broadening the applications on projects requiring larger diameters above 32” ID, double wall construction with greater than 1” of insulation and projects requiring a 2-hour fire rated chimney.

Read more about Selkirk Venting Solutions.