A good tankless water heater size for an RV – Expert Guide

We know camping is becoming more popular, but nobody wants to stand over a boiling pot of water for hours! Let’s save time choosing a good tankless water heater size for an RV.

When you find yourself on the road in an RV with no tank for storing hot water, having a tankless water heater RV can make your trip more comfortable. However, knowing what tankless water heater size is best for your RV is also important. 

Maintaining your RV is essential to ensure you’re always ready for anything with an RV water heater. See some popular RV tankless water heaters, including what size a water heater should be for an RV and how to install it!

Thus, our blog article is about selecting a good tankless water heater size for an RV and what you need to keep in mind when buying one.

What is a tankless water heater?

Tankless water heaters are a great alternative to traditional water heaters. They use less energy, and their smaller size makes them perfect for RVs. Here are some factors to consider when selecting a tankless water heater for your RV:

Size

A tankless water heater should be large enough to fit your RV’s required capacity and plumbing requirements. Make sure to consult the manufacturer’s specs to ensure compatibility.

Piping

Tankless water heaters require special piping to work properly. Consult the manufacturer for specific details about installation and compatibility.

Cost

Tankless water heaters for camping are generally more expensive than traditional water heaters. However, their smaller size and reduced energy consumption make them a cost-effective option in the long run.

RVs and water heaters

If you’re considering installing a tankless water heater in your recreational vehicle, there are a few things to keep in mind. First, the size of your RV will determine the size of the tankless water heater you need. Second, ensure the water heater can accommodate your lifestyle and travel needs. Third, be sure to read reviews and compare prices.

RVs’ most popular tankless water heaters include the Electric RV Water Heater and the tankless Water Heater. Both are compatible with LP gas and propane tanks, so you won’t have to worry about buying or carrying additional supplies. If you’re on a tight budget, the Electric Water Heater is affordable when installing or replacing the RV tankless water heater. 

RV Tankless Water Heaters

Tankless water heaters are perfect for RVs because they only use electricity to heat the water, so there is no need to fill up the tank and no worries about running out of water. Here’s a list of factors to consider when choosing a tankless water heater for your RV:

Size

A small tankless water heater will work fine in an RV, but a larger one will be more efficient and allow you to save money on your energy bill.

Location

The best tankless water heater for an RV will be near the vehicle’s exterior, where it can get good sunlight and ventilation.

Durability

Make sure the tankless water heater you choose is durable enough to handle the rigors of camping and driving.

Which type of RV water heater is best for you?

An RV water heater is a great way to stay comfortable on the road. But which one is best for your RV?

There are three main types of RV water heaters: tankless, tank-based, and hybrid. Each has its advantages and disadvantages, so it’s important to choose the right one for your needs.

  • Tankless water heaters are great for RVs with small spaces because they don’t require a tank. They work by drawing water from the plumbing system and heating it using electricity or gas. Tankless water heaters can be expensive, but they may not be suitable for larger RVs.
  • Tank-based water heaters use a tank to store water and heat it using either gas or electricity. They’re usually cheaper than tankless water heaters, but they may not be as efficient due to their larger size. They’re also more likely to require regular maintenance, such as replacing filters or checking for leaks.
  • Hybrid water heaters combine features of both tank-based and tankless water heaters. They have a small storage tank that stores cold water, which is then heated using gas or propane.

Why are tankless water heaters best for RVs? 

Tankless water heaters are perfect for RVs because they require no fuel or maintenance. They also have a very small water tank, so they are not as bulky or heavy as traditional water heaters.

A tankless water heater is perfect if you’re looking for an eco-friendly solution for your RV’s water heating needs. These units use electricity to heat water and typically have a smaller water tank than traditional water heaters. This means they won’t take up as much space on your RV’s electrical system and require less maintenance.

If you’re in the market for a good tankless water heater size for an RV, we recommend checking out our selection of tankless units. Do some market research, so you’re sure to find the perfect option for your needs.

What size is the best for my RV?

Finding the best tankless water heater size for an RV can be challenging. There are many factors to consider, such as the size of the RV, the type of water heater being used, and the number of people using the RV at any given time.

Here are some tips to help you choose the right size tankless water heater for your RV.

  • First, decide which type of RV you have. There are two main types of RVs: motorhomes and vans. Motorhomes typically have larger tanks than vans, so a smaller tankless water heater may not be enough capacity for them.
  • Next, consider how many people will be using the RV at any given time. A tankless water heater that is too small may not be able to keep up with demand during peak times. On the other hand, a large tankless water heater may be too expensive or inconvenient to use.
  • Finally, think about how often you will be using the RV. A larger tankless water heater may better suit your needs if you use it more often. A small tankless water heater may be adequate if you only use it occasionally.

Buyer’s Guide

When shopping for a tankless water heater for your RV, you’ll want to consider several factors, including the size of your rig and the number of people using it.

We’ve compiled a buyer’s guide to help you size up your needs and find the best tankless water heater for your RV. Remember that these recommendations are based on average RV sizes and numbers of people using the water heater at once.

First, let’s take a look at the different types of tanks and their capacities:

  • Tankless water heaters with 10-50 gallon capacities
  • Tankless water heaters with 50-300 gallon capacities
  • Tankless water heaters with 300+ gallon capacities

Based on these capacities and your specific needs, you can decide which type of tankless water heater is right for you. 

Image Product Details   Price
backpac Tankless Water Heater, GASLAND Outdoors Brand : GASLAND
Color : White
Power Source : Battery Powered
Item Dimension : 11.8 x 6.1 x 17.3″
Check Price
backpac GIRARD 2GWHAM Tankless Water Heater Brand : Girard Prod
Power Source : Wind Powered,Ac/dc
Item Dimension : 14.5 x 17.8 x 14.6″
Item Weight : 22 Pounds
Check Price
cordlessblower Suburban Water Heater Camper Trailer Brand : Suburban
Power Source : Ac/dc
Item Dimension : 25 x 19 x 18″
Item Weight : 35 Pounds
Check Price

Pros and cons of buying a tankless water heater

When buying a water heater for your RV, there are pros and cons. Here are the top two: 

Pros of tankless water heaters for RVs

1. They’re incredibly efficient – a tankless water heater typically uses 90% less energy than a traditional water heater, so you’ll save money on your electric bill.

2. They’re portable – many tankless water heaters can be easily transported from one location to another. This is great if you’re planning on taking your RV on vacation and want to avoid having to lug around a bulky water heater.

Cons of tankless water heaters for RVs

1. They can be more expensive than traditional water heaters – especially if you’re looking for a high-quality unit.

2. They require regular maintenance – a tankless water heater relies on a thermal sensor to monitor the temperature of the water to function correctly, so it will need occasional repairs or replacements if it’s not installed properly from the start.

Conclusion

A good RV tankless water heater size for an RV of a typical family of four RV is around 10,000 BTU. This will provide hot water for showers, washing dishes and clothes, filling the sink with water for cooking, and heating coffee or tea. Remember that if you have a large family or multiple people using the shower simultaneously, you may need to add an extra module to your tankless water heater.

That’s why we’re here to help with this article! It contains helpful information that tells you what to expect from different-sized tanks and how much hot water they can provide. Don’t stress; this article will help you decide which type of water heater would work best for your unit!

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