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Gladiator Startup Guide
Gladiator Startup Guide
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  • Gladiator Startup Guide

    • Gladiator Startup Guide

    Congratulations on the purchase of your new Gladiator Water Heater from Rheem! This site gives you step by step instructions to 3 really important startup activities. Please see the videos below.

    Gladiator Startup Video - Begin Heating Water

    How to Connect – Connect your Water Heater to WiFi

    Warranty Registration – Register via Rheem Contractor App

    Warranty Registration – Go to Rheem.com/warranty

    If you don’t have the Rheem Contractor App installed, simply click here to head over to Rheem.com/warranty to get your new Gladiator registered.

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    A celebration 100 years in the making
    With the help of our people and our partners we've driven industry innovation for 100 years. We're proud that it's all led to Rheem being the brand that homeowners and businesses count on. And the best part is, we're just getting started.
    Join the celebration
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