Rinnai 2" Flex Roll – 41.5 ft | Venting for Sensei SE+, I-Series & M-Series Boilers

Upgrade your Rinnai installation with the Rinnai 2" Flex Roll – 41.5 ft, engineered for superior durability, flexibility, and reliable venting performance. Designed specifically for Sensei SE+ Tankless Water Heaters (Condensing) along with Rinnai I-Series and M-Series Boilers, this high-quality flex roll ensures optimal airflow, simplified installation, and long-term system efficiency.

Perfect for contractors, installers, and homeowners seeking dependable venting solutions, this 2” flex roll provides the strength and adaptability required for tight installations, vertical runs, or challenging retrofit applications. Trust Rinnai’s industry-leading engineering to deliver safe, efficient, and long-lasting performance..

Key Features:

• Compatible with Rinnai Sensei SE+ Tankless Water Heaters (Condensing models)
• Designed for Rinnai I-Series & M-Series Boilers
• 41.5 ft length for extended, flexible venting applications
• 2-inch diameter ideal for standard Rinnai installations
• Durable construction built for long-term venting reliability
• Flexible design simplifies routing in tight or irregular spaces
• Supports safe and efficient system operation
• Manufacturer-approved venting solution for maximum compatibility and performance
  

What’s Included

• 1 × Rinnai 2" Flex Roll – 41.5 ft
• Product documentation (installation & safety guidelines)
  

Specifications

Care & Maintenance Instructions

• Inspect venting annually for blockages, cracks, or wear.
• Ensure all connections remain tight and secure.
• Clean dust or debris buildup around vent termination points.
• Follow Rinnai’s installation manual for maintenance guidelines.
• Do not expose the venting to corrosive chemicals or extreme impact.
• Always use a certified technician for installation or repairs.