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Common Venting

rinnai, common vent, innoflue, ul1738, ulcs636, polypropyvlene, flue gas vent

Rinnai Cross-Reference Guide 

Use the sheet below to cross-reference obsolete Rinnai components with InnoFlue UL1738 and ULCS636 Polypropylene Common Vent Systems. 

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Universal Common Venting Look-Up Guide

Download the tool and quickly identify the components necessary to complete your common vent installation. Video guide is directly below.

Select:


  • Appliance Manufacturer
  • Appliance Model
  • Quantity of Appliances
  • Room Air / Direct Vent
  • Exhaust Run Length

Once selected, the InnoFlue Universal Common Venting Look-Up Guide will provide the correct common vent components. (Be sure to consider the rest of the exhaust run and the combustion air intake when completing the system). 

Common Venting, Installation Guide

Installation Instructions

Always read the manual. Download the Centrotherm inline common venting installation instruction below, and use in conjunction with full Centrotherm InnoFlue I&O manual

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Centrotherm is proud to be BIM ready, providing high-quality Revit filesBIM files, and digital building models through our partnership with BIMobject. Access our complete Revit content library and explore BIM solutions designed for precision, performance, and easy integration into your projects.