If you have a water pressure gauge or other internal valves that control the flow of water to your hot water heater (or from it), this can also be the source of your slow hot water woes.

Open the drain valve on the water heater and open one hot water faucet in the house ... Cameras locate cracks, breaks, roots ...

Anyone could have bought an off-the-shelf solenoid valve, not [Valentin], he designed his own. It is simple and just pinches the water supply tube to stop the flow of water coming from the ...