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Tankless Water Heaters: Are they right for you?

Tankless water heaters have gained popularity in recent years due to their energy efficiency and on-demand hot water. However, like any appliance, they have their own set of pros and cons. Let's delve into the details:


a tankless water heater in mirror

Pros of Tankless Water Heaters

  • Endless Hot Water: Unlike traditional tank water heaters, tankless models provide a continuous supply of hot water, eliminating the risk of running out.

  • Energy Efficiency: Tankless water heaters heat water only when needed, reducing energy consumption and lowering utility bills.

  • Longer Lifespan: With proper maintenance, tankless water heaters can last up to 20 years, significantly longer than traditional tank water heaters.

  • Compact Design: Tankless water heaters are smaller and can be installed in various locations, such as basements, closets, or garages.

  • Increased Home Value: A modern, energy-efficient tankless water heater can add value to your home.

Cons of Tankless Water Heater

  • Higher Initial Cost: The upfront cost of a tankless water heater is generally higher than a traditional tank water heater.

  • Complex Installation: Tankless water heaters require professional installation, which can add to the overall cost.

  • Limited Hot Water Flow: While tankless water heaters provide a continuous supply of hot water, the flow rate may be limited, especially for multiple simultaneous uses.

  • Potential for Mineral Buildup: Hard water can lead to mineral buildup in the unit, reducing efficiency and requiring regular maintenance.

Maintenance and Repairs

To ensure optimal performance and longevity, tankless water heaters require regular maintenance. Here are some essential maintenance tips:

  • Flush the Unit: Regularly flush the unit to remove mineral deposits and sediment.

  • Inspect the Anode Rod: The anode rod helps protect the tank from corrosion. It should be inspected and replaced as needed.

  • Clean the Air Intake and Exhaust Vents: Keep these vents clear to ensure proper ventilation.

  • Professional Maintenance: Schedule regular professional maintenance to identify and address potential issues.

If you're considering a tankless water heater, it's essential to weigh the pros and cons and consult with a qualified plumber to determine if it's the right choice for your home.


Facing plumbing challenges? We'll help you keep things flowing smoothly. Call us now at (253)470-6164 or email us at MPLLCSERVICES@OUTLOOK.COM.

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