Tankless heaters are more energy efficient. They heat the water only when you need it, resulting in significant energy savings over time. Additionally, tankless water heaters tend to have a longer lifespan than their traditional counterparts. With proper maintenance, they can last up to 20 years or longer.
Before you commit to buying a tankless water heater, the primary drawbacks to know include: Higher upfront costs. Tankless water heaters are, on average, quite a bit more expensive to buy and install than tank water heaters. Access to fuel.
According to the US Department of Energy, tankless water heaters can be up to 34% more efficient than traditional tank-style models. This is because they only heat water when it's needed, eliminating standby energy loss. Furthermore, tankless water heaters have a longer lifespan compared to tank-style models.
St Paul Pipeworks plumbers advise against purchasing tankless water heaters from big box stores or online retailers, as homeowners often lack the expertise to determine the correct sizing for their specific needs. Many negative reviews about tankless systems stem from improper sizing or piping installations.
The downside of tankless is that it uses a lot of energy in a short amount of time (which is a problem if you are using electricity instead of a combustible source), and generally has more maintenance required over its lifetime.
Absolutely! In fact, tankless water heaters are becoming the standard for new home construction because of the energy efficiency.
Electric Tankless Water Heaters
They're less expensive than gas-powered ones but aren't efficient if you run multiple hot water devices. They may struggle to keep up with multiple appliances at the same time.
Tankless water heaters can save you money on your energy bill in the long run, but they also require a greater initial financial investment upfront. Installation costs more, especially if you're installing your first tankless heater and require new gas lines and venting or a dedicated electrical circuit.
The federal tax credit for tankless water heaters in 2024 is an excellent opportunity for homeowners to save money while investing in energy-efficient water heating solutions. This tax credit is effective from January 1, 2023, to December 31, 2032.
A tankless water heater cannot provide hot water faster than its ability to heat the water. While a tank unit can provide hot water for multiple uses at once, a tankless unit might not be able to support simultaneous usage, such as washing dishes, taking a shower and running a washing machine all at once.
A 50-gallon water heater should be replaced with a tankless system with a 10 GPM flow rate just to be safe. Selecting the right flow rate ensures you won't experience cold showers or excessive energy costs. Proper sizing optimizes performance, providing hot water on demand without unnecessary waste.
One of the most common questions asked by consumers about tankless water heaters is how long they will last. A tankless water heater can last anywhere from 15 to 20 years with proper maintenance and operation. In comparison, a standard tank water heater normally has a working life of 10 years or less.
Rheem. Rheem is one of the most popular water heater brands. Rheem water heaters are well known for their performance and reliability and are available in several options, including electric and gas tankless water heaters.
While a tankless water heater will deliver an unlimited stream of hot water, they struggle to deliver a lot of hot water at one time. So while you might be able to take 100 showers in a row if you have the dishwasher, washing machine, and shower going at the same time you might have problems.
Tankless water heaters, also known as demand-type or instantaneous water heaters, provide hot water only as it is needed. They don't produce the standby energy losses associated with storage water heaters, which can save money.
For many homeowners, electric water heaters are the go-to choice because of their cost-effectiveness and simplicity. They use heating elements that are fully submerged, ensuring better energy efficiency. They're especially popular in smaller households that don't require a large supply of hot water at once.
Tax Credits for Water Heaters
Rebates are available for high efficiency gas fired tankless, gas-fired storage and for heat pump water heaters. Gas-fired tankless with UEF ≥ . 95 are eligible for up to $600 in rebates.
Switching to a tankless water heater can help you save on your energy costs, with potential savings of up to 50%, according to the U.S. Department of Energy. Additionally, tankless water heaters are reported to be 24% to 34% more energy efficient than storage tank water heaters by the same source.
You may be eligible for a California Earned Income Tax Credit (CalEITC) up to $3,644 for tax year 2024 as a working family or individual earning up to $30,950 per year. You must claim the credit on the 2024 FTB 3514 form, California Earned Income Tax Credit, or if you e-file follow your software's instructions.
Additional Installation Costs
Tankless water heaters are much more complex than traditional hot water tanks. As a result, they require professional installation. If you're switching from a hot water tank to a tankless unit, you will likely need your gas lines rerouted, as well as a larger gas supply line.
You can't run out of hot water with tankless water heaters – unless, of course, the power supply is off or goes out. However, a tankless water heater can have trouble keeping up with demand if too many things require hot water all at once.
They can help you save on your energy costs. According to the U.S. Department of Energy, heating water accounts for about 30 percent of a family's energy bills. Using a tankless water heater can reduce these costs by up to 50 percent, for an average annual savings of $80.
Over time, a tankless water heater may accumulate mineral build up which can erode the walls inside your tank's heating chamber. To properly maintain and clean your tankless water heater, it's important to flush those mineral deposits at least once a year.
Some people hesitate to decide on a tankless water heater because they can be a slightly higher cost; however, you get significantly more life out of one. A standard water heater tank lasts about 8-12 years.
Switching from a traditional tank water heater to a tankless heater has its benefits, like energy efficiency, space savings, and a consistent supply of hot water. However, the transition comes with a higher upfront cost and potential challenges.