How long do Rinnai tankless water heaters last?

Published by Anaya Cole on

How long do Rinnai tankless water heaters last?

up to 20 years
The life expectancy (or useful lifespan) of a Rinnai tankless water heater is up to 20 years. Actual life is impacted by water quality, usage and proper maintenance. For comparison, a tankless water heater lasts about twice as long as a tank water heater, making them a better value in the long run.

Are Rinnai tankless water heaters good?

This tankless water heater is an excellent choice for smaller homes or those who use propane as their primary heating gas. It’s one of the best models for heat recirculation and features an efficient UEF rating and a lower maximum BTU limit, so it’s meant for a few people rather than a larger family.

How often should I flush my Rinnai tankless water heater?

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.

Which is better Rheem or Rinnai?

If you are worried about long-term maintenance, I would go with the Rinnai. They have a great reputation for having long-lasting water heaters, and they have a better warranty vs Rheem. The nice thing is that you get a high quality on demand water heater whichever brand you go with.

What is the best brand of tankless hot water heater?

The 10 Best Tankless Water Heaters of 2022

Company Forbes Advisor Rating Pricing
Rheem 18kw Tankless Electric Water Heater 4.2 Great
Stiebel Eltron DHC Trend Point-of-Use Electric Tankless Water Heaters 4.2 Excellent
Rheem 13kw Tankless Electric Water Heater RTEX-13 4.1 Great

How much does it cost to flush a Rinnai tankless water heater?

It costs around $150 to flush a tankless water heater. You especially need it at least annually if you have well water with a lot of iron. That causes more sediment buildup. The process takes about a half-hour.

What is the best brand for tankless water heaters?

Read on to find out how a tankless water heater works and why the ones below made our list of best in class.

  • BEST OVERALL: Rinnai RU199iN Tankless Water Heater.
  • BEST BUDGET: Rheem 240V Tankless Water Heater.
  • BEST ELECTRIC: Stiebel Eltron Tempra 36 Plus Tankless Water Heater.

What size Rinnai do I need?

Multiply the square footage by the BTU per square foot to arrive at the total BTU rating you’ll need from your Rinnai heater. All Rinnai heaters are rated for a particular number of BTU, ranging from 8,000 up to 40,000 or more, giving you a lot of flexibility in the model you can buy.

Can you oversize a tankless water heater?

As suggested when selecting a tank-type heater, you don’t want to buy an oversized or undersized tankless water heater, as it will result in unnecessary issues such as the rising upfront price, operating costs, and wasted water, and energy – affecting your budget and time.

Which is better navien or Rinnai?

Navien Water heaters have an advantage when it comes to being energy efficient. Navien units have UEF ratings of up to 0.96 while Rinnai Units max out at approximately 0.93. The more efficient the unit is, the less energy waste which translates to more energy savings.

Categories: FAQ