Rinnai I-Series Boiler Installation Fundamentals L2* (Webinar) Date/Time Date(s) - 02/17/2022 10:00 am - 1:00 pm Join the Rinnai Training and Service Teams as we present key fundamentals and best practices of installing the I-Series Wall-Hung Condensing Boiler. *Required for Rinnai PRO and Rinnai ACE PRO status