Model CI Plus / CI 316
Saf-T Vent® CI Plus is the leading commercial double-wall special gas vent system for condensing heating appliances:
- Double wall 4"-32" diameters ID
- Reduced clearance to combustibles
- Patented Sure Seal™ locking system allows quick and easy installation and locks on inner flue conduit for a strong secure joint
- Tested and listed to UL 1738 (Special Gas Vent), ULC-S636 (Type BH Gas Vent); Oil: UL 641, ULC S609 and ULC/ORD-441
Features & Benefits:
- Factory-built for high quality, durability and long life
- 4" to 32" diameters (ID) to fit the wide range of commercial and residential applications
- Double wall 1" air or 1" fiber blanket option for reduced skin temperature
- Super ferritic stainless steel flue bearing conduit which meets UNS S44735 (29-4C) for superior resistance to acids commonly found in boiler flue condensate
- Alternate 316L stainless steel inner material is also available where 29-4C may not be required
- Component connection system engineered with an overlapping joint design to keep acidic condensate away from the seal
- Factory-installed integral seal (4"-16" ID) for quick & easy installation (18”-32” ID field applied UL listed Heatfab sealant)
Features & Benefits (Cont.):
- Patented Sure Seal™ locking system allows quick and easy installation and locks on inner flue conduit for a strong secure joint
- Up to 550° F maximum temperature rating with low clearance to combustibles, including zero clearance applications
- Superior safety factor versus PVC/CPVC for higher flue temperatures attributed to over-firing appliances
- Array of components and accessories designed to make installation simple and quick
- Tested and listed to UL 1738 (Special Gas Vent), ULC-S636 (Type BH Gas Vent); Oil: UL 641, ULC S609 and ULC/ORD-441 (double-wall CI)
- Backed by Saf-T Vent 5-Year/15-Year Limited Warranty
ANSI Category I, II, III, & IV Vent Applications:
- Mid-efficiency and high-efficiency gas fired boilers, water heaters and furnaces
- Negative, neutral, or positive pressure vent systems
- Condensing or near-condensing gas vent systems
Heatfab Saf-T Vent is used in schools and government facilities, office buildings, hotels, hospitals, restaurants, retail space, multi-story tenant apartments, residential homes and more.
- Heatfab Warranty HFWARR 515 05.21
- Heatfab Weight Per Foot
- Plumbing Engineer Magazine Ad and Q&A
- PVC Venting Not A Good Idea - Part 1
- PVC Venting Not A Good Idea - Part 2
- PVC vs. Stainless White Paper
- Spec Sheet - CI Plus
- Stainless Steel vs PVC Venting
- White Paper: Non-Condensing to Condensing Vent Systems