Actually, I think the water from all taps is cooler than it should be although hotter than the shower. Not sure how to check - it could just be my imagination...
Hi to all. I have a thermostatic shower valve which has operated perfectly for about a year and a half since I installed it. The flat is served by a Vaillant Turbomax combi boiler. All other hot taps are fine but the temperature from the shower suddenly won't rise above lukewarm. I checked...