Skip to content

Liquid Propane Tankless Water Heater

Shop for a Liquid Propane Tankless Water Heater. Discover top models, compare features, and find the perfect energy-efficient solution for your home's hot water needs.

Read more

The Best Liquid Propane Tankless Water Heaters

Here are the best Liquid Propane Tankless Water Heaters on The Trade Table

Eccotemp 20HI Indoor 6.0 GPM Liquid Propane Tankless Water Heater

The Eccotemp 20HI Indoor Liquid Propane Tankless Water Heater is a high-capacity model, delivering 6.0 gallons per minute (GPM) with a powerful 150,000 BTU per hour output. This unit is well-suited for meeting the hot water demands of a standard home or apartment with one or two bathrooms, and it can even handle smaller commercial applications. Designed for indoor use, the compact, wall-mounted Eccotemp 20HI is powered by liquid propane. It comes ready to install with a 110/120-volt UL-listed power cord that powers the internal exhaust fan and digital display. With a fully automated control system and an energy-efficient design that draws only 0.6 amps during operation, the Eccotemp 20HI is an excellent choice for standard-sized homes looking for reliable, continuous hot water.

Liquid Propane Tankless Water Heater

Marey GA14CSALP Liquid Propane Tankless Water Heater - 3.7 GPM, 97,000 BTU, Indoor

The Marey GA14CSALP Liquid Propane Tankless Water Heater is your go-to indoor solution for a comfortable shower experience. Its heating capacity of 97,000 BTUs delivers up to 3.7 gallons per minute, ensuring consistent hot water for homes, apartments, cabins, or small businesses. This model is CSA-tested and approved for use in the US and Canada, making it a reliable choice for various settings. Please note it is not recommended for installations at elevations above 2000 feet.

Liquid Propane Water Heater

Frequently Asked Questions About Liquid Propane Tankless Water Heater

Here are frequently asked questions about liquid propane tankless water heaters. 

How does a liquid propane tankless water heater work?

A liquid propane tankless water heater heats water on demand, using a propane-fueled burner to warm the water as it passes through the unit. This process ensures a continuous supply of hot water without the need for a storage tank.

What are the advantages of using a liquid propane tankless water heater?

Liquid propane tankless water heaters offer several benefits, including energy efficiency, reduced operating costs, space savings, and an endless supply of hot water. They are particularly useful in areas where natural gas is not available.

How much does it cost to install a liquid propane tankless water heater?

Installation costs for a liquid propane tankless water heater can vary based on the complexity of the installation, unit size, and regional labor rates. Typically, installation costs range from $1,200 to $3,500.

Can a liquid propane tankless water heater support multiple fixtures at once?

Yes, but this depends on the unit’s flow rate, measured in gallons per minute (GPM). Higher GPM models can supply hot water to multiple fixtures simultaneously, while lower GPM models are better suited for smaller homes or fewer simultaneous uses.

Are there any special maintenance requirements for liquid propane tankless water heaters?

Regular maintenance includes descaling to prevent mineral buildup, inspecting the venting system, and ensuring proper burner operation. Annual maintenance is typically recommended to keep the unit running efficiently and to extend its lifespan.

Is a liquid propane tankless water heater suitable for cold climates?

Many liquid propane tankless water heaters are equipped with freeze protection, making them suitable for cold climates. However, it’s important to select a model designed for the specific temperature conditions in your area.

What is the lifespan of a liquid propane tankless water heater?

Properly maintained liquid propane tankless water heater can last 15-20 years, significantly longer than traditional tank-style water heaters.

Can I install a liquid propane tankless water heater myself?

Due to the complexity of propane and venting connections and local building codes, it is highly recommended that a licensed professional handle the installation.

Are there any tax credits or rebates available for installing a liquid propane tankless water heater?

Many regions offer tax credits, rebates, or other incentives for installing energy-efficient appliances like liquid propane tankless water heaters. Check with your local utility provider or government programs for available incentives.

Does a liquid propane tankless water heater work during a power outage?

Most liquid propane tankless water heaters require electricity to operate the ignition and controls, so they may not function during a power outage unless connected to a backup power source.

  • Original price $619.00
    Original price $619.00 - Original price $619.00
    Original price $619.00
    Current price $469.00
    $469.00 - $469.00
    Current price $469.00

    Eccotemp Smarthome SH12 Indoor 4.0 GPM Tankless Water Heater

    Eccotemp

    Eccotemp Smarthome SH12 Indoor 4.0 GPM Tankless Water Heater Upgrade your water heating with the Eccotemp Smart Home Indoor 4.0 GPM Liquid Propan...

    View full details
    Original price $619.00
    Original price $619.00 - Original price $619.00
    Original price $619.00
    Current price $469.00
    $469.00 - $469.00
    Current price $469.00
  • Original price $729.00
    Original price $729.00 - Original price $729.00
    Original price $729.00
    Current price $519.00
    $519.00 - $519.00
    Current price $519.00

    Eccotemp Smarthome SHLX Indoor 4.5 GPM Indoor Tankless Water Heater

    Eccotemp

    Eccotemp Smarthome SHLX Indoor 4.5 GPM Tankless Water Heater  Upgrade your water heating with the Eccotemp Smart Home Indoor 4.5 GPM Tankless Wat...

    View full details
    Original price $729.00
    Original price $729.00 - Original price $729.00
    Original price $729.00
    Current price $519.00
    $519.00 - $519.00
    Current price $519.00
  • Original price $639.00 - Original price $639.00
    Original price
    $639.00
    $639.00 - $639.00
    Current price $639.00

    Eccotemp EL22i Indoor 6.8 GPM Liquid Propane Tankless Water Heater

    Eccotemp

    Eccotemp EL22i Indoor 6.8 GPM Liquid Propane Tankless Water Heater The Eccotemp EL22i Liquid Propane Tankless Water Heater is the largest indoor mo...

    View full details
    Original price $639.00 - Original price $639.00
    Original price
    $639.00
    $639.00 - $639.00
    Current price $639.00
  • Original price $729.00
    Original price $729.00 - Original price $729.00
    Original price $729.00
    Current price $619.00
    $619.00 - $619.00
    Current price $619.00

    Eccotemp 45H Outdoor 6.8 GPM Liquid Propane Tankless Water Heater

    Eccotemp

    Eccotemp 45H Outdoor 6.8 GPM Liquid Propane Tankless Water Heater The Eccotemp 45H-LP Outdoor Liquid Propane Tankless Water Heater is the largest o...

    View full details
    Original price $729.00
    Original price $729.00 - Original price $729.00
    Original price $729.00
    Current price $619.00
    $619.00 - $619.00
    Current price $619.00
    Sold out
  • Original price $569.00 - Original price $569.00
    Original price
    $569.00
    $569.00 - $569.00
    Current price $569.00

    Eccotemp 20HI Indoor 6.0 GPM Liquid Propane Tankless Water Heater

    Eccotemp

    Eccotemp 20HI Indoor 6.0 GPM Liquid Propane Tankless Water Heater The Eccotemp 20H Outdoor Natural Gas Tankless Water Heater is one of the largest ...

    View full details
    Original price $569.00 - Original price $569.00
    Original price
    $569.00
    $569.00 - $569.00
    Current price $569.00
    Sold out
  • Original price $569.00 - Original price $569.00
    Original price
    $569.00
    $569.00 - $569.00
    Current price $569.00

    Eccotemp 20H Outdoor 6.0 GPM Liquid Propane Tankless Water Heater

    Eccotemp

    Eccotemp 20H Outdoor 6.0 GPM Liquid Propane Tankless Water Heater The Eccotemp 20H Outdoor Liquid Propane Tankless Water Heater is one of the large...

    View full details
    Original price $569.00 - Original price $569.00
    Original price
    $569.00
    $569.00 - $569.00
    Current price $569.00
    Sold out
  • Original price $479.99 - Original price $479.99
    Original price
    $479.99
    $479.99 - $479.99
    Current price $479.99

    Marey GA14CSALP Liquid Propane Tankless Water Heater 3.7 GPM 97000 BTU Indoor

    Marey

    Marey GA14CSALP Liquid Propane Tankless Water Heater 3.7 GPM 97000 BTU Indoor Meet Marey GA14CSALP, your all-in-one indoor solution for a cozy sh...

    View full details
    Original price $479.99 - Original price $479.99
    Original price
    $479.99
    $479.99 - $479.99
    Current price $479.99
  • Original price $659.99 - Original price $659.99
    Original price
    $659.99
    $659.99 - $659.99
    Current price $659.99

    Marey Tankless Water Heater Gas 24L 7.5 GPM 170000 BTU

    Marey

    Marey Tankless Water Heater Gas 24L 7.5 GPM 170000 BTU Experience the ultimate indoor solution for your entire home with the Marey 24L Liquid Propa...

    View full details
    Original price $659.99 - Original price $659.99
    Original price
    $659.99
    $659.99 - $659.99
    Current price $659.99
  • Original price $409.99 - Original price $409.99
    Original price
    $409.99
    $409.99 - $409.99
    Current price $409.99

    Marey Tankless Water Heater Gas 16L 4.2 GPM 109000 BTU Outdoor

    Marey

    Marey Tankless Water Heater Gas 16L 4.2 GPM 109000 BTU Outdoor The Marey 16 Liter Natural Gas Tankless Water Heater is like having a magic water ge...

    View full details
    Original price $409.99 - Original price $409.99
    Original price
    $409.99
    $409.99 - $409.99
    Current price $409.99
  • Original price $269.99 - Original price $269.99
    Original price
    $269.99
    $269.99 - $269.99
    Current price $269.99

    Marey Tankless Water Heater Gas 10L 2.64 GPM 68240 BTU

    Marey

    Marey Tankless Water Heater Gas 10L 2.64 GPM 68240 BTU This little water heater saves space and is easy to put in almost any place. It gives you ho...

    View full details
    Original price $269.99 - Original price $269.99
    Original price
    $269.99
    $269.99 - $269.99
    Current price $269.99
  • Original price $189.99 - Original price $189.99
    Original price
    $189.99
    $189.99 - $189.99
    Current price $189.99

    Marey Tankless Water Heater Gas 6L 1.58 GPM 42000 BTU

    Marey

    Marey Tankless Water Heater Gas 6L 1.58 GPM 42000 BTU This water heater from MAREY is small and easy to put in almost any spot. It gives you hot wa...

    View full details
    Original price $189.99 - Original price $189.99
    Original price
    $189.99
    $189.99 - $189.99
    Current price $189.99
  • Original price $989.99 - Original price $989.99
    Original price
    $989.99
    $989.99 - $989.99
    Current price $989.99

    Marey Tankless Water Heater Gas 30L 8.5 GPM 199000 BTU Indoor

    Marey

    Marey Tankless Water Heater Gas 30L 8.5 GPM 199000 BTU Indoor This tankless water heater is perfect for big homes or apartments with lots of people...

    View full details
    Original price $989.99 - Original price $989.99
    Original price
    $989.99
    $989.99 - $989.99
    Current price $989.99

Explore More

Contact The Trade Table!

Contact The Trade Table!

Get questions answered about our Liquid Propane Tankless Water Heater collection

CALL NOW
Lowest Price

Unbeatable prices on all products—shop with confidence.

Secure Checkout

Secured with 256-bit encryption, the strongest encryption method

Free Shipping

Enjoy free shipping on the majority of our products

Authorized Dealer

We’re an authorized dealer for all brands in our store

Testimonials

Dimplex 50 Inch IgniteXL Linear Electric Fireplace Attached

Exceptional Quality and Service!

"I couldn’t be happier with my purchase! The products are of outstanding quality, and the customer service was prompt and helpful. Highly recommend!"

Emily R.

Dimplex 100 Inch IgniteXL Linear Electric Fireplace Attached

Great Customer Service

Fast turn around. Package came with both pulleys for direct replacement of the original molded plastic GIOT pulleys. These pulleys match the Body Solid GS9 upgraded pulleys exactly.

Michael K

Dimplex 88 Inch Ignite Bold Built-In Linear Electric Fireplace Attached

Reliable and Durable

We finally had the heater installed yesterday. It’s exactly what we needed!! Thank you so much for all of your help. John really went above and beyond. My greenhouse is now safe and warm again for all my critters!!

Michael K

Monessen Exacta 32 Inch Vent Free Circulating Clean Face Firebox Attached

I'm Satisfied

Two weeks after receiving the AC300 and B300, we had a 7-hour power outage due to a heavy thunderstorms. The Bluetti powered our home fridge, TV, and computer without any issues. We are very thankful to have them.

West

Great Value for Money

The stove is working beautifully! Up here in the San Juan Mountains, we're starting to experience some chilly mornings. Today, it was below 30 degrees at 7 am! I'm grateful for having this Heater, especially since the days warm up to nearly 80 degrees, making it pretty spectacular.

Cheryl

Mr Steam MS90E

Impressive Selection

I've been using my Bluetti generator for three days now and it's still going strong at 60% availability. I absolutely love it!

Lauren Taylor