Rinnai's V53i interior-mount tankless water heater efficiently delivers up to 5.3 gallons per minute (GPM) of hot water, making it perfect for your one- or two-bathroom home. This easy-to-install, ultra-compact unit lets you enjoy all the benefits of Rinnai tankless water heating. You'll experience clean, reliable hot water at a consistent pre-set temperature, while saving energy and precious floor space in your home.
DOWNLOADBrochure: (R-CNWH-E-14r3) Tankless Water Heater RV53i and RV53e
Spec Sheet: V53i (VB2020FFU-US)
Owners Manual: RV53i (VB2020FFU-US), RV53e (VAM1620W-US) English and French
Design Manual: Hot Water Design Manual
CSA Report: Certificate of Compliance - Indoor Tankless Water Heaters
Spec Sheet: MSB Kit
Installation Instructions: Manifold Electronic Control System MSB-M & MSB-C1
Installation Instructions: Manifold Electronic Control System MSB-C2
Installation Instructions: EZConnect Cable
Installation Instructions: REU-PVA Pressure Activated Valve
Spec Sheet: Ubbink Non-Condensing Venting
Installation Instructions: Ubbink Non-Condensing Tankless Water Heater Venting
Spec Sheet: V53i (VB2020FFU-US)
Owners Manual: RV53i (VB2020FFU-US), RV53e (VAM1620W-US) English and French
Design Manual: Hot Water Design Manual
CSA Report: Certificate of Compliance - Indoor Tankless Water Heaters
Spec Sheet: MSB Kit
Installation Instructions: Manifold Electronic Control System MSB-M & MSB-C1
Installation Instructions: Manifold Electronic Control System MSB-C2
Installation Instructions: EZConnect Cable
Installation Instructions: REU-PVA Pressure Activated Valve
Spec Sheet: Ubbink Non-Condensing Venting
Installation Instructions: Ubbink Non-Condensing Tankless Water Heater Venting