We are emergency water heater repair experts serving Lago Vista!

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Replacing your water  heater should be done at the first signs of reduced volume, discolored water or bad smell.

Water Heater Repair Plumber

At Can Do Plumbing we can install tank type water heaters, tankless water heaters and hybrid water heaters. There are gas water heaters and electric water heaters. We provide water heater repair service near you.

First, we inspect your current water heater and share with you the water heater repair or replacement options. We provide water heater repair and replacement for Lago Vista, Jonestown, Point Venture, Cedar Park, Leander and Marble Falls.

Tank type water heaters are the most common type of water heater. They can range in size from 10 gallons to 80 gallons for residential plumbing. We use State or A.O. Smith water heaters. Tank type water heaters usually last on average about 10 years but can hang in there up to 17 years. If you maintenance the water heater properly you will see a longer life. They are not as efficient as tankless water heaters.

We recommend tankless water heaters by Rinnia. Tankless water heaters are powered by natural gas or propane.

They are rated by how many GPM of water they will heat.

To properly size a tankless water heater you must count the bathrooms and expect them to all be used at the same time.

Proper installation of the tankless water heater will increase the lifetime. Maintenance is also required.

Tankless water heaters provide endless hot water and are more efficient then tank type water heaters.

This is a water heater transfers the ambient heat from the surrounding air to to heat the water.

It is a tank type water heater that is more efficient. It costs less to opperate.

water heater repair

Water Heater Emergencies Can be Avoided

The loss of hot water during any time of the day can be frustrating and cause interruption of day to day activities. There are measures that can be taken to reduce your risk of experiencing a water heater repair emergency. The average homeowner is capable of performing water heater maintenance to help extend the life of the water heater.

Common Questions Asked by Homeowners

How do you maintain a water heater properly? 

Water heater manufactures recommend flushing water heaters annually to reduce scale and sediment in the tank or heat ex-changer. 

How do I maintain my water heater safely?

Safe water heater maintenance is instructed by licensed water heater repair professionals. The first thing you should do is turn off the gas or electricity and the water to the water heater.

What is the discoloration of the hot water caused by?

Hot water that is discolored can be caused by various reasons. There could be damage to the glass lining or your anode rod may have deteriorated in the water heater tank allowing the steel tank to rust. 

Why does my hot water smell?

Odors or smelly hot water can be a sign of dirty water coming into the water heater. Often well water will contain anaerobic bacteria, as the water heats and sits with out use for extended periods of time it begins to produce hydrogen sulfide gas causing smelly hot water.

How much do water heaters cost?

Water heater prices vary depending on the route you take to purchase. It is always best to show the water heater service company the old water heater before they come out, to get upfront replacement price.

How long do water heaters last?

Tank type water heaters can last as little as 1 day and as long as 20 plus years. The trick is proper maintenance and to protect from thermal expansion.

Common Water Heater Terminology

Thermal expansion

Water heated inside the water heater will expand. This process is know as thermal expansion and cause the water heater to expand and contract or for the excess pressure to be pushed back into the cold water piping system potentially causing drippy leaky faucets and tub shower valves. the best explanation is that a 40 gallon water heater hold 40 gallons of water, when heated the 40 gallons expands to roughly 42 gallons when heated.

thermal expansion water heater

Water Heater Drain Valve

Valve located at the bottom of the tank type water heater to allow a water hose to be hooked up and the water drain after the electricity or gas has been turned off.

Water Heater Supply Valve

Valve located at the top of the water heater on the cold water side that stops the flow of water to the water heater.

Expansion Tank

2 gallon bladder tank pressurized with air that allows room for heated water to expand safely with-out damage to the plumbing system.

T&P temperature pressure relief valve

Located on the top or on the side at the top of a tank type water heater to relieve pressure caused by excessive heating of water. This device keeps the water heater from exploding in the event there is a malfunction.

T and P Valve
Temperature and Pressure Relief Valve Failure

Overflow pan

A pan with drain fitting that catches water that leaks from the water heater and allows the water to drain.

Supply line

Connection piping from water piping system to the water heater, must allow means of disconnection and possess di-electric properties to protect dissimilar metals.

Dielectric Unions

Means to disconnect water heater from water piping system that contains physical separation between to dissimilar metals to prevent electrolysis.

dielectric union water heater


Corrosion caused by natural electrical currents of dissimilar metals 

Flue Pipe

Gas water heaters have an exhaust flue pipe to convey the exhaust from the burner out through the roof. The water flue must be installed properly to prevent Carbon Monoxide gas from leaking into the home.

Gas Control Valve

Gas water heaters operate by means of a temperature sensing gas control valve. The gas control valve controls the temperature by turning the gas on and off to the burner. 

Gas Control Valve water heater

Thermocouple / Flame Sensor

The device that converts the heat from the pilot light to electrical current allowing the gas control valve to be switched on and off to safely heat the water.

Hot Water Re-circulation System

Recirculates water from the hot water piping back to the water heater to be re-heated and delivered to point of use providing an instant hot water effect at each faucet. Hot water re-circulation systems come in two styles and both require a pump to push the hot water to the water heater.

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water heater repair
There are options when it comes to your homes water heater and you can upgrade to different types of water heaters. Such as the Electric Hybrid water heater that uses a heat pump to exchange the ambient air temperature of the surrounding water heater room to heat the water. Click image to read more.