Sealed Combustion Concentric Direct Vent

Saf-T Vent® SC is a concentric vent system designed for zero clearance installation in light commercial and residential applications –  

Features and Benefits

  • Factory-built for high quality, durability and long life
  • Product and systems constructed of the highest quality, most corrosion resistant, super-ferritic stainless steel alloy available, AL29-4C® inner / 409 2D outer (paintable finish)
  • Alternate 316L stainless steel inner material is also available where AL29-4C may not be required
  • Meets all code requirements – tested and listed to UL 1738 (Special Gas Vent) and ULC-S636 in Canada (Type BH Gas Vent), UL 641 / ULC-S609 (Type L Vent)
  • 3”x 5” and 4”x 7” sizes available
  • Up to 550 °F maximum temperature rating with low clearance to combustibles; Zero clearance 330 °F – 550 °F (ref. install inst.)
  • Factory built-in silicone seal for ease of installation
  • Array of components and accessories designed to make installation simple and quick
  • Backed by Saf-T Vent Factory-Built Limited Warranty 


Typical Venting Applications

Commercial and Industrial


ANSI Category I, II, II, or IV appliances:

  • Boiler
  • Water Heaters
  • Furnaces
  • Brew Kettle Pots

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

  Plumbing Engr Mag Ad and Q&A

  Stainless Steel vs PVC Venting            

          Independent Article
  PVC Venting – Not A Good Idea   

  PVC Venting – Not A Good Idea Part 2
Online Documents