Description
When it comes to venting solutions, one name stands head and shoulders above the rest - DuraVent. Renowned as the industry leader in venting technology, DuraVent has consistently delivered innovative, safe, and professional products, earning the trust of HVAC and Hearth markets worldwide.
In the world of venting, having options is key. DuraVent empowers installers with a wide range of products, ensuring the perfect fit for every unique situation. Among our stellar lineup, the DuraFlex SS Reducer takes center stage, offering unmatched versatility and reliability.
Whether you're connecting a 5.5" DuraFlex SS liner to a 6" appliance or navigating through the intricate maze of stovepipes in masonry wall installations, our reducer is your ultimate solution. Rest assured, DuraVent components complete your venting system with precision, making it easier than ever to achieve optimal performance.
Benefits:
- Effortless Connection: Seamlessly join a 5.5" DuraFlex SS liner to a 6" appliance, ensuring a secure fit for efficient venting.
- Safety First: With 0" clearance for gas, oil, and pellet applications, and a mere 1" clearance to masonry for wood-burning, our reducer puts safety at the forefront.
- Multi-Application: Versatile across the board, DuraFlex SS Reducer is perfect for use with gas, wood pellet, oil, or wood appliances. From fireplace inserts to furnaces, boilers, and water heaters, it's a game-changer.
- Quality Assurance: Listed to UL 1777 and ULC S635 (MH45609), this reducer comes with a limited lifetime warranty, giving you peace of mind for years to come.
- Seamless Compatibility: Designed to meet the highest industry standards, our reducer guarantees a seamless connection that stands the test of time.
- Durability Matters: Crafted with precision and constructed with single-wall engineering, it's built to last in the most demanding environments.
- Engineered Excellence: Count on DuraVent, a brand synonymous with quality and innovation, to elevate your venting experience.
Features:
- Use to connect 5 1⁄2” DuraFlex SS length to a 6” appliance.
- Check with the appliance manufacturer before reducing the vent size.
- May also be used to connect to stovepipes on through masonry wall installations.
Applications:
DuraFlex SW smooth wall flexible relining for a masonry chimney. Use with gas, wood pellet, oil, or wood appliances. Applications include fireplace inserts, furnaces, boilers, and water heaters.Specifications:
| Model | Size |
| 6DFS-X55 | 5.5" I.D x 6" O.D x 4.125" Height |
| Construction | Single-Wall |
| Clearance | 0” clearance for gas, oil, and pellet applications. |
| Clearance | 1” clearance to masonry for wood-burning |
| Listings | Listed to UL 1777 and ULC S635 (MH45609). |
| Warranty | Limited lifetime warranty |
Downloads:
About the Manufacturer:

Consistently the first to market with new innovations in venting systems, DuraVent has captured a leadership position in emerging markets. DuraVent has patents for several products and continues to design safe and technologically advanced venting.The company’s research into solving problems with corrosion, when biofuels such as corn are used, led to the break-through patent for PelletVent Pro.

