Common Venting

Common Venting Systems offer the simplest, most efficient way to bank vents for inline boilers or tankless water heaters. Use our Common Venting Lookup Tool to quickly find the right manifold size.

Common Venting LookUp Tool

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 Instructions

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

two pages of quick guide

Common Venting & Condensate Management Quick Guide