Hot water in shower for about 2 minutes then gets cold

I have been in this apartment 6 months and have never been able to have a warm shower longer than 3 minutes. I told my landlord and he replaced the water heater. But that didn't solve the problem. So he had a plumber come over and the plumber said maybe the water heater was defective. But then he...

When I turn on the shower, water is not making it up to the shower head, rather spraying out from behind the knobs to turn the shower on? Is it just bad gaskets? How should I repair.

We live in a split-level house built in 1965; it has three residential levels plus a basement. Our bathrooms are on the upmost level, and the hot water heater is in the basement. The showers lose cold water whenever someone uses the kitchen sink, dishwasher, toilet, or bathroom sinks. The shower...

My shower/bathtub has no water pressure. It does not matter if you turn the cold or the hot water on. The rest of the house is not having any problems with water pressure just this paticular bathtub/shower. I tried removing the water spout to see if anything was stopping it up, but it won't come...

We just had a new peerless tankless boiler put in our home. With the old boiler we had no probelm with the hot water in the showers. However, when we replaced the shower controls I did have to make an adjustment on the pipes of the oil boiler. I turned a knob on one of the pipes that seemed to...