Reddit reviews Speakman CPV-5000 Thermostatic Pressure Balance Shower Valve
We found 1 Reddit comments about Speakman CPV-5000 Thermostatic Pressure Balance Shower Valve. Here are the top ones, ranked by their Reddit score.
All Brass body construction for longevityAnti-scald element to prevent scalding waterIntegral stop allows user to shut water off at valveAdjustable temperature limit stops with built-in check valvesWorks with Speakman cpt-5000 thermostatic pressure balance valve trims
You could ask your plumber to install this valve in your shower:
https://www.amazon.com/Speakman-CPV-5000-Thermostatic-Pressure-Balance/dp/B00FC1Y86O
There will be more parts, but that would be the heart of your new system. It helps prevent temperature fluctuations, and (within reason) regulates flow, as well.