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  1. GWolfe

    Instant hot water issues

    Hey everyone this is my first post, and I usually don’t resort to forums to ask for help but I just can not figure out my issue. I have a Bosch AQ 125 - BNG tankless water heater. Which works great. Except for when we try to take showers. I have read about the “cold water sandwhich” but that...
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