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hot water doesn't last

  1. Shower not staying hot

    Plumbing
    Hello, Basically my hot water in the shower won't last long. All the other faucets and guest shower are completely fine. My water heater is new, not even 2 years. I just had a completely new valve and cartridge installed. I checked the regulator in the handle and it is as far as it goes. Any...
  2. MBR Shower Hot Water volume slows to a trickle

    Plumbing
    The hot water just dribbles out. Shower cold water can be full volume - doesn't appear to be a shower head issue. Both sinks in the master bath produce high volume hot water, warm in 15 seconds, too hot for your hand in 25 seconds. I have removed the HW ceramic cartridge a Grohe 45 883 000 and...
  3. New hot water heater, hot water doesn't last

    Plumbing
    I recently had a plumber installed a new FHW boiler and an indirect HTP SuperStor 45 gallon WH. The hot water in the main bath needs to be turned much higher than with the previous 25 yr old DHWH and only lasts about 15 minutes. I called my plumber and he said its possible that by turning off...
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