Tankless Water Heater Repair & Service

Efficient Solutions for Reliable and Instant Supply of Hot Water

Tankless water heaters provide you with immediate access to hot water whenever you need it.

No more waiting to wash dishes after ySay goodbye to the frustrating wait you used to endure before washing dishes right after completing a load of laundry.ou’ve run a load of laundry. 

This innovative type of water heater efficiently maintains your home’s water at consistently high temperatures, all while cleverly saving valuable space in the area where the unit is installed. We take great pride in being a representative of the Rinnai brand, which is widely regarded as one of the most trusted and esteemed brands in the market today. Additionally, we have the expertise and capability to repair and service any water heater brand that is currently available on the market.


Tankless water heaters, also known as on-demand water heaters, operate by heating water directly as it flows through the device. This stands in stark contrast to traditional storage tank water heaters that preheat and store hot water for use. Because of this on-demand functionality, you won’t have to worry about running out of hot water during peak usage times, such as when multiple showers are running or when the dishwasher is in full operation.

Key Advantages of Tankless Water Heaters City Energy

Understanding Tankless Water Heaters

A tankless water heater, also known as an on-demand water heater, is a modern, energy-efficient alternative to traditional storage tank water heaters. Unlike conventional systems that store a fixed amount of hot water in a tank, tankless units heat water directly as it flows through the unit. This means you have an endless supply of hot water when you need it, without the hassle of running out in the middle of a shower.

How Does It Work?

Tankless water heaters operate on a relatively simple principle. When you turn on a hot water tap, cold water travels through a pipe into the unit. There, either a gas burner or an electric element heats the water as it passes through, delivering a continuous flow of hot water. The exact flow rate depends on the heater’s capacity, typically ranging from 2 to 5 gallons per minute.

Energy Efficiency Benefits

One of the main attractions of tankless water heaters is their energy efficiency. According to the U.S. Department of Energy, tankless water heaters can be 24% to 34% more energy-efficient than conventional models for homes that use about 41 gallons of hot water per day.

Tankless system advantages over a conventional water heater includes:

An endless flow of hot water when you need it

Energy efficiency, to reduce your utility costs

Compact size, which saves space

Environmentally friendly

Key Advantages of Tankless Water Heaters

  1. Energy Efficiency:

Tankless water heaters utilize energy only when needed. Instead of constantly heating a tank of water, these units only engage the heating elements when hot water is requested. This can lead to significant energy savings over time, translating into lower utility bills.

  1. Longevity:

On average, tankless water heaters last longer than traditional models—often up to 20 years or more with proper maintenance. Their longer lifespan can make them a more cost-effective option in the long run.

  1. Space Saving Design:

The compact size of tankless units allows homeowners to reclaim valuable space in utility rooms or basements. These heaters can be installed in smaller, more convenient areas, even mounted on walls, providing flexibility for installation that traditional water heaters simply cannot offer. This adaptability not only optimizes space but also enhances the aesthetic appeal of your living areas.

Unlike conventional water heaters that can run out of hot water during high-demand situations, tankless models provide a continuous supply. This means that with a tankless water heater installed, multiple fixtures—like showers, sinks, or appliances—can be used simultaneously without the risk of a cold shower. Your family can enjoy showers, laundry, and dishwashing at the same time, all without sacrificing comfort.

  1. Reduced Risk of Water Damage:

The risk of leaks and burst tanks is significantly reduced with tankless water heaters. Traditional tank models, by their very design, can be prone to corrosion and burst, which could lead to catastrophic flooding and costly repairs. Tankless systems, being entirely dependent on coils and advanced heating elements, mitigate that risk, thus providing peace of mind for homeowners.

  1. Consistent Hot Water Supply:

Additionally, tankless heaters provide hot water on demand, meaning users can enjoy a continuous supply without the limitations of tank capacity. This feature is particularly beneficial for larger households or those with high water usage, such as during multiple showers, laundry runs, or dishwashing.

One of the standout advantages of tankless water heaters is their energy efficiency. Traditional tank heaters continually heat water to maintain the desired temperature, even when not in use, leading to significant standby energy loss. In contrast, tankless models heat water only when it’s needed, which can reduce energy consumption by 30% to 50%. This efficiency not only translates into lower utility bills but also makes them an environmentally friendly choice, helping to reduce your carbon footprint.

Tankless water heaters ensure you always have hot water almost instantly

One of the standout advantages of tankless water heaters is their energy efficiency. Traditional tank heaters continually heat water to maintain the desired temperature, even when not in use, leading to significant standby energy loss. In contrast, tankless models heat water only when it’s needed, which can reduce energy consumption by 30% to 50%. This efficiency not only translates into lower utility bills but also makes them an environmentally friendly choice, helping to reduce your carbon footprint.

Additionally, tankless water heaters deliver hot water almost instantly. Rather than waiting for a tank to fill up and heat the water, the moment a hot water faucet is turned on, the tankless system can begin heating the water. This instant gratification is particularly useful in busy households where every second counts. Whether you’re rushing to start the day or making dinner, having hot water ready at a moment’s notice can be a game-changer.

The technology behind tankless systems—usually involving high-powered burners or advanced electrical elements—allows for the efficient heating of water as it flows through the unit. This means users often experience a consistent temperature and flow rate, even during simultaneous use across multiple fixtures.

if you’re considering a-tankless water heater, talk to one of our hot water heaters experts @ City Energy for choosing the right water heater.

Tankless water heaters ensure you always have hot water almost instantly


There are a few decisions you need to make when you replace your hot water including:

Tank or tankless?

what size?

If that sounds like a lot of questions, don’t worry city energy help you decide which water heater is right for you based on  your budget.

 water heater repair and Service

Despite their numerous advantages, tankless water heaters are not exempt from issues that can arise over time. Regular maintenance is essential to keep these systems functioning optimally and to extend their lifespan, typically ranging from 15 to 20 years. Understanding the common repair needs and service requirements can help you stay ahead of potential problems.

Common Issues with Tankless Water Heaters:

Mineral Buildup: Hard water is a significant concern for tankless systems, as minerals such as calcium and magnesium can accumulate inside the heating elements. This buildup can lead to reduced efficiency, decreased flow rates, and even complete failure of the unit if not addressed. Regular descaling—at least once a year—is recommended to prevent such issues.
Inconsistent Water Temperature: If you’re experiencing fluctuations in water temperature, it may indicate a problem with the heating elements or an issue with the flow sensor. It’s essential to have a professional technician assess the unit to determine the root cause and perform any necessary repairs.
Error Codes: Many modern tankless systems come equipped with advanced diagnostics, displaying error codes when something goes wrong. Understanding these codes can help homeowners quickly identify the issue, whether

If your hot water heater is slow to heat up, is leaking, or is running out of hot water faster than it normally should, there’s a good chance that getting the unit serviced can help resolve the issue. It’s important to keep in mind that most hot water heater tanks typically have a lifespan of around 10 years. We offer service, repair, and installation for all models and makes of water heaters to ensure you have reliable hot water in your home.

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We offer 24/7 Emergency Service to all our customers. Count on CITY ENERGY Experts for prompt and reliable service done right the first time! Our state-of-the-art diagnostic equipment ensures we quickly identify and fix your heating and air conditioning problems.

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