The national average cost to flush a water heater is $160, but prices can vary in increments based on the tank size. A 30-gallon tank will cost between $90 and $120 on average, while a 70-gallon tank could cost anywhere between $180 and $250.
Expect a pro to charge you between $75 and $200 to come to your home to flush your water heater, depending on where you live. While this cost deters many homeowners from performing this annual maintenance, it can extend the water heater's lifespan by years, making it worth the additional cost.
Flushing your water heater regularly ensures that sediment doesn't interfere with its performance. This means that the unit will heat more effectively and run for shorter times. As a result, the unit's energy costs will be far lower if you flush it every year.
A tank heater is very easy to flush, you just need a garden hose, drain it fill and check anode rod. A tankless is also easy to flush, you will also need a pump and a bucket.
Most homeowners should flush their water heaters every 6 months or so, but if you have extremely hard water, you may want to do it more often. Flushing your hot water heater could be necessary as often as every few months depending on the mineral content of your local water supply.
Keep an eye out for debris suddenly showing up in your water. If you notice sediment or any brown sludge coming out of your faucet, that's probably an indication that it's time for a water heater flush. If you see any of these signs, it's a good indication that your water heater needs maintenance.
Where You Live. The cost of parts and labor varies by geographical location. For example, the average cost of water heater repairs in Tampa, FL, is $539. But in Los Angeles, CA, and Houston, TX, expect to pay up to $627.
If neither you nor a professional have flushed your water within the last five years, Water Heaters Now recommends not flushing it yourself.
Common signs that sediment buildup is significant include bubbling and gurgling sounds and diminished hot water when bathing, cooking, or cleaning. You may also notice water discoloration, a leaking pressure relief valve, or cracks in the tank or its connections.
The frequency of anode rod replacement depends on several factors, such as water quality, usage patterns, and the type of anode rod installed. In most cases, we recommend inspecting and potentially replacing the anode rod every 3 to 5 years.
DON'T set your water heater temperature above 120 degrees Fahrenheit. DON'T keep combustible material within 18 inches of the hot water heater. DON'T leave children unattended around a hot water heater. DON'T allow plaque and sediment to build up in your tank.
You'll know when your water tank is full when the hot water tap, which you turned on earlier, runs normally without any residual air coming out.
Many homeowners prefer to flush their own water heaters rather than hire a pro, as this is a job you can DIY with some know-how. Here's how much each piece of equipment could cost you. Flushing a tankless water heater requires a circulation pump and a cleaning solution like distilled white vinegar.
If so, you're probably wondering how much a maintenance visit will cost you. The cost of water heater maintenance ranges from $75 to $300+, depending on the following factors: What the plumber checks during a maintenance visit. Whether you choose a single visit or an annual maintenance plan.
Accordingly, when the water heater is not flushed, the built-up sediment hampers the functioning and performance of the heater and also damages the heater and your plumbing system.
On average, flushing a water heater takes about one to two hours, depending on the tank size and the amount of sediment to be removed. This is slightly longer than it takes to drain the tank as you add another step to the process.
Perform a vinegar soak.
Vinegar is part of clearing and cleaning a clogged drain, and it's also helpful in removing sediment from water heaters. After you've drained your hot water tank, you can pour a gallon or so of vinegar through it.
While today's water heaters are better designed than older models, they still require regular maintenance in order to prolong their lives. With regular inspection, draining, and flushing, you can expect a gas water heater to last anywhere from 8-12 years and an electric water heater to last anywhere from 10-15 years.
Hiring a plumber to come to your home and flush your water heater costs between $75 and $250, or an average cost of $160.
Water Heater Lifespan
If your tank water heater is more than 10 years old, it may be time to consider replacing it. With proper maintenance, a tank water heater tank should last six to 12 years. A tankless water heater can last for more than 20 years. Check your water heater's warranty for the most accurate timelines.
It is recommended that you flush your water heater at least once per year. Doing so will help to prevent the potential problems that sediment can bring over time. Typically, it takes one to two hours to flush a water heater. The size of your tank will impact the amount of time it takes to drain.
Never perform do-it-yourself water heater repair! However, there are one or two smaller preventative maintenance tasks that you could do. These tasks keep your system in good condition and minimize repairs: Flush your water tank at least once every six months and test the pressure relief valve.
Once you decide to (or are forced to) replace your current water heater, there are a few decisions you need to make to get the process started. If there are no issues or complications, a licensed plumber should be able to complete the process in 2-3 hours.
Anode Rod Replacement: While an anode rod costs between $20 and $50, a plumber can replace it for $50 to $150. The job typically takes about an hour. The anode rod protects the tank from corrosive materials and needs to be changed every few years. Water Heater Tank Flush: A water heater flush kit can cost around $150.