hot water

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  1. P

    Reason for usual HW shutoff valve location

    In a conventional system, the standard arrangement is to have a gate valve on the (typically 28mm) cold feed pipe from cistern to cylinder. Out of curiosity, I was wondering why you won't find it on the hw pipe (typically 22mm) going out of the cylinder instead. Of course, positioned after the...
  2. D

    Using Faucet Cartridge Without Limiter

    Hello all and thank you in advance for the help. My bathtub faucet has been either providing lukewarm water or running low on hot water fairly quickly the last month or so. I think it was always cooler temperatures than other fixtures in the house, but it has become a problem recently. All...
  3. G

    Water pressure drops drastically when using hot water for bathtubs?

    My family purchased a new home a few years ago. This issue has always been present, but I'm finally getting around to figuring out the issue. Our water heater is in our basement and our bathtubs are on the second floor (2 floors up). If we try to fill the tubs with hot water quickly, the...
  4. Undertaker3106

    Cold Hotwater Base

    Remodeling a late 1800’s 2 story house in South Central PA. Hot water Peerless Boiler with a Becket Burner. Each room has at least one cast iron radiator with a supply and return line. Every room on 2nd floor was a total gut with removal of cast iron radiator and replaced with baseboard heat...
  5. S

    Troubleshooting odd situation

    Hoping someone can help troubleshoot an odd situation that I haven't been able to answer via many Google searches! The hot water in our primary kitchen sink has begun working inconsistently. It may provide hot water immediately and then get cold and take many many minutes to get hot again. Or...
  6. C

    Syphoning hot water in apt building?

    Hi everyone, I live on the 3rd floor of a 6-floor building. I completed a gut renovation years ago and installed a shower and washer/dryer in a former bedroom, connecting the plumbing to the adjacent bathroom. It takes a long time for the water to heat up in all of the bathrooms on this line...
  7. T

    Too hot or too cold cartridge style

    Tub faucet is either giving very hot can't stand in it type almost scalding water or very cold icy. No nice warm shower. No happy medium temp. Just had cartridges replaced as it was not fully shutting off (constant drop). That drip is now fixed, but now it won't get mix of water. Seems only...
  8. F

    Three Handle Shower Faucet, No Hot Water

    I have a faucet in a tub/shower combo that has a handle for hot, handle for cold and handle to turn on the faucet and shower We had the tub replaced and shower tiled and since then the hot water from the faucet will not work. It gets barely like warm. There are no issues with the hot water...
  9. D

    Electric Hot water on Demand issues

    Here at work and we have a little electric hot water heater. It had been sitting for a while but I just installed it because the old identical one just died. I properly installed this one and it worked great for 4 days. Today it’s having issues. If you let it sit with it’s 2.7 gallon tank. It...
  10. M

    Hot water cartridge replacement

    I am new to DIY plumbing projects. I am replacing the hot water cartridge in my shower but can not get it installed correctly as no matter what I seem to do the hot water will not turn off at the faucet once I turn the hot water on in the basement. I am open to any and all suggestions...
  11. A

    Pex Manifold and couplings leaking

    I live in Chandler, Az with very hot summers. My house is 6.5 years old and in the past 6 months I've had two very slow leaks cause ceiling damage. In both cases, it seems like there is hard water sediment on a hot water Pex line near a manifold. I had a few plumbers comment on the color of...