Our top-tier plumbers at Drain Doctor Plumbing & Rooter provide exceptional water heater repair in West Covina, CA. You need this service when your unit fails to heat your water. But you may try checking the thermostat first when the water heater suddenly malfunctions. Try to adjust it to see if it fixes the problem. Otherwise, contact a plumber as soon as possible. Other issues you can encounter with your water heater include sudden temperature fluctuations, water leaks, unusual noises and rust. If it’s a water heater installation you need, we can do that, too!