Why Does My Shower Only Have Hot Water

If there s no cold water in your shower you ve come to the right place.

Why does my shower only have hot water. Anti scald devices also called a hot limit stop or rotational limit stop are safety features that most faucets have. The only thing worse than a cold shower is a scorching hot one. Also if i run both showers at the same time then the problem shower does not have the problem of getting cold.

No hot water from thermostatic mixer shower. If your shower is the only one that doesn t spew hot water congratulations. If you re getting hot water everywhere but your shower it could be that your anti scald device is set at too high a limit.

In most cases a tankless on demand water heater fails to supply enough hot water if the unit is too small. Lack of cold water is usually caused by a defective pressure balancing valve in a cartridge. The average shower uses between 1 1 4 and 2 1 2 gallons of water per minute.

You may start to wonder if you even have hot water so you check the bathroom sink and the kitchen sink but the water gets nice and toasty. If i turn off the shower or just wait with the cold water running about 5 minutes later it is hot again. This is the shower i ve got.

There s nothing worse than having a long day expecting to jump into a steamy hot shower only to find out that well it s lukewarm at best. An average on demand water heater can supply 3 1 2 gallons of hot water per minute. Your anti scald device might be set too high.

But here are the strange things i noticed. When the shower is running cold the sinks upstairs are still running hot. The showerhead mixing valve which regulates the proper mix of hot and cold water is probably broken.