Installation Guide
Polypropylene (PP) Common Venting Installation Instructions            6 
Copyright © 2018 Rinnai America Corporation. All Rights Reserved.  
3” Direct Vent and Room Air 
Topics in this Secon: 
•  3” Direct Vent and Room Air 
•  3” Inline and Corner Kits 
3” Common Venng 
AIR 
INTAKE 
EXHAUST 
AIR 
INTAKE 
EXHAUST 
Direct Vent 
Room Air 
Inline   Corner 
Inline  Corner 
•  Refer to the Combuson Air secon of this manual for room air requirements. 










