How Does a Tankless Water Heater Work?

A tankless water heater heats your water instantly without needing a storage tank. When you turn on a hot water faucet, cold water flows through the unit’s heat exchanger, which is heated by gas or electricity to reach your desired temperature. The key benefit of this system is that you receive hot water instantly, as there’s no need to wait for a traditional storage tank to heat up.

Unlike traditional water heaters, which store a set amount of hot water, tankless systems provide hot water on demand, offering an endless hot water supply. This can be ideal for larger households that need a constant supply of hot water. Additionally, tankless water heaters are typically more energy-efficient, as they only heat water when needed, reducing the need for energy storage and standby heating.

Deer Valley AZ

Tankless Water Heater vs. Tank Water Heater

Some argue it’s an age-old dilemma, but the facts are clear: tankless water heaters are superior. Here’s why.

Tankless Heaters

  • Compact size
  • Energy Efficient
  • Produce Hot Water On-Demand
  • Longer Lifespan

Tank Heaters

  • Large and Bulky
  • Require More Energy
  • Prolonged Wait Time
  • Shorter Lifespan

Top 6 Benefits of Having a Tankless Water Heater

Tankless water heaters are a better choice compared to traditional storage tank water heaters. They have many benefits that traditional models simply don’t offer. When it comes to heating water in your home, tankless is the way to go.

Energy Efficient​

Tankless water heaters heat water as you need it, making them more energy efficient. The stored water in traditional water heaters with tanks is heated constantly by the tank-full, which consumes more energy.

More Affordable​

Switching to a tankless water heater can lead to significant savings because they consume less gas and electricity compared to traditional tank heaters.

Longer Lifespan​

Tankless water heaters are known for their longevity. The average tankless unit lasts up to two decades and requires minimal maintenance compared to traditional tank units. Water heaters with tanks are more prone to mechanical failures and corrosion issues and typically need to be replaced every five to ten years.

Immediate Hot Water​

Are you tired of waiting for hot water to come out of your shower or sink faucet? Tankless water heaters provide hot water instantly and continuously, reducing the amount of time and water wasted. Traditional tank models have a limited supply of hot water and require you to wait for the entire tank to heat up before you have hot water to use. Switching to a tankless water heater can save you money on your water bill and provide you with a more efficient and convenient way to access hot water.

Save Space​

If you don’t have the space to store a bulky water tank, then a tankless water heater is the perfect solution. Traditional water heaters can take up a lot of space because they hold up to 60 gallons of water. On the other hand, a tankless water heater mounts on the wall, saving you a ton of valuable space.

Less Upkeep​

Traditional water heaters require annual maintenance to ensure optimal performance, but tankless water heaters are virtually maintenance-free thanks to the absence of a tank.

What Makes Day & Night Different?

Our plumbers are here to recommend solutions for your plumbing needs so you can make the right decision for your home.

Certified & Trustworthy

Our licensed plumbers and sewer technicians can handle any plumbing service you need.

Reliable

You'll get a heads-up when your plumber is on their way for your scheduled time. They'll walk you through any work to be completed and any questions you have.

Advanced Techniques

We offer a variety of smart and eco-friendly plumbing solutions.

Efficient

With our online scheduling tool, we can get you the help you need when you need it.