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Natural Gas Tankless Water Heater

Shop efficient, on-demand hot water with a natural gas tankless water heater. Save energy, reduce costs, and enjoy continuous hot water supply for your home.

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The Best Natural Gas Tankless Water Heater

Here are the best Natural Gas Tankless Water Heaters on The Trade Table!

Eccotemp 6.5GB-I Indoor 6.5 GPM Natural Gas Tankless Water Heater

The Eccotemp 6.5 GPM Indoor Natural Gas Tankless Water Heater, a standout in the Builder Series, delivers a powerful 6.5 GPM flow rate and 45-degree temperature rise. With a robust 170,000 BTU rating, this CSA-approved unit provides continuous hot water for 3-4 simultaneous uses. Its 0.66 GPM low-flow ignition technology ensures consistent warmth, ideal for single-family homes, townhomes, condos, cabins, and smaller commercial properties. The upgraded control board and gas-modulating valve offer excellent temperature control at an affordable price. Its compact design, complete with a 110/120-volt UL-listed power cord, anti-freeze protection, and control board, operates efficiently with low energy consumption. CSA-certified for use up to 2000 feet in the US and Canada, though performance may vary at higher elevations.

Natural Gas Tankless Water Heater

Marey GA14CSANG Natural Gas Tankless Water Heater - 3.7 GPM, 100,000 BTU, Indoor

The Marey GA14CSANG Natural Gas Tankless Water Heater, boasting 100,000 BTUs, is an excellent whole-home indoor solution capable of servicing up to 3 points of use with a flow rate of 3.7 GPM—perfect for a relaxing shower. Ideal for homes, apartments, cabins, and small businesses, this model is CSA-tested and approved for use in the US and Canada. Please note it is not recommended for elevations above 2000 feet.

Natural Gas Water Heater

Frequently Asked Questions About Natural Gas Tankless Water Heater

Here are some frequently asked questions about Natural Gas Tankless Water Heaters.

How does a natural gas tankless water heater work?

A natural gas tankless water heater heats water on demand as it passes through the unit, providing continuous hot water without needing a storage tank. When a hot water tap is turned on, the unit ignites the gas burner, heating the water instantly.

What are the benefits of using a natural gas tankless water heater?

Key benefits include energy efficiency, lower operating costs, space savings, and a continuous supply of hot water. Tankless units only heat water when needed, reducing energy consumption compared to traditional tank-style heaters.

How much does it cost to install a natural gas tankless water heater?

The installation cost can vary depending on factors like the unit size, complexity of installation, and regional labor rates. On average, installation costs range from $1,000 to $3,500.

Can a natural gas tankless water heater supply hot water to multiple fixtures simultaneously?

Yes, but it depends on the unit’s flow rate (measured in gallons per minute, or GPM). Higher GPM models can handle multiple fixtures simultaneously, while lower GPM models may be better suited for smaller homes with fewer simultaneous hot water needs.

Are there any special maintenance requirements for natural gas tankless water heaters?

Regular maintenance includes descaling to prevent mineral buildup, checking the venting system, and ensuring proper combustion. Manufacturers typically recommend annual servicing to maintain optimal performance and extend the unit's lifespan.

Is a natural gas tankless water heater suitable for cold climates?

Many natural gas tankless water heaters are equipped with anti-freeze protection, making them suitable for cold climates. However, performance can vary, so choosing a model rated for your specific climate and usage needs is important.

What is the lifespan of a natural gas tankless water heater?

With proper maintenance, a natural gas tankless water heater can last 20 years or more, significantly longer than traditional tank water heaters.

Can I install a natural gas tankless water heater myself?

Installation typically requires professional expertise due to the complexity of gas and venting connections and local building codes. It's highly recommended that you hire a licensed professional for installation.

Are there any tax credits or rebates available for installing a natural gas tankless water heater?

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

Does a natural gas tankless water heater work during a power outage?

Most natural gas tankless water heaters require electricity to operate the controls and ignition system, so they may not work during a power outage unless connected to a backup power source.

  • Original price $799.00 - Original price $799.00
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    Eccotemp 20HI Indoor 6.0 GPM Natural Gas Tankless Water Heater Vertical Bundle

    Eccotemp

    Eccotemp 20HI Indoor 6.0 GPM Natural Gas Tankless Water Heater Vertical Bundle The Eccotemp 20HI Indoor Natural Gas Tankless Water Heater is one of...

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    Original price $799.00 - Original price $799.00
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    Eccotemp EL22 Outdoor 6.8 GPM Natural Gas Tankless Water Heater Service Kit Bundle

    Eccotemp

    Eccotemp EL22 Outdoor 6.8 GPM Natural Gas Tankless Water Heater Service Kit Bundle The Eccotemp EL22 Natural Gas Tankless Water Heater is the large...

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    Eccotemp FVI12 Indoor 4.0 GPM Natural Gas Tankless Water Heater Horizontal Bundle

    Eccotemp

    Eccotemp FVI12 Indoor 4.0 GPM Natural Gas Tankless Water Heater Horizontal Bundle The Eccotemp FVI12 Indoor Natural Gas Tankless Water Heater is on...

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    Eccotemp FVI12 Indoor 4.0 GPM Natural Gas Tankless Water Heater Vertical Bundle

    Eccotemp

    Eccotemp FVI12 Indoor 4.0 GPM Natural Gas Tankless Water Heater Vertical Bundle The Eccotemp FVI12 Indoor Natural Gas Tankless Water Heater is one ...

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    Original price $579.00 - Original price $579.00
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  • Original price $649.00 - Original price $649.00
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    Eccotemp i12 Indoor 4.0 GPM Natural Gas Tankless Water Heater w/ Horizontal Vent Kit

    Eccotemp

    Eccotemp i12 Indoor 4.0 GPM Natural Gas Tankless Water Heater w/ Horizontal Vent Kit The Eccotemp i12 Indoor Natural Gas Tankless Water Heater is o...

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    Original price $649.00 - Original price $649.00
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    Eccotemp i12 Indoor 4.0 GPM Natural Gas Tankless Water Heater w/ Vertical Vent Kit

    Eccotemp

    Eccotemp i12 Indoor 4.0 GPM Natural Gas Tankless Water Heater w/ Vertical Vent Kit The Eccotemp i12 Indoor Natural Gas Tankless Water Heater is one...

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    Original price $649.00 - Original price $649.00
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  • Original price $549.00 - Original price $549.00
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    Eccotemp i12 Indoor 4.0 GPM Natural Gas Tankless Water Heater Service Kit Bundle

    Eccotemp

    Eccotemp i12 Indoor 4.0 GPM Natural Gas Tankless Water Heater Service Kit Bundle The Eccotemp i12 Indoor Natural Gas Tankless Water Heater is one o...

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    Original price $549.00 - Original price $549.00
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  • Original price $739.00 - Original price $739.00
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    Eccotemp 20H Outdoor 6.0 GPM Natural Gas Tankless Water Heater Service Kit Bundle

    Eccotemp

    Eccotemp 20H Outdoor 6.0 GPM Natural Gas Tankless Water Heater Service Kit Bundle The Eccotemp 20H Outdoor Natural Gas Tankless Water Heater is one...

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    Original price $739.00 - Original price $739.00
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    Eccotemp 20HI Indoor 6.0 GPM Natural Gas Tankless Water Heater Horizontal Bundle

    Eccotemp

    Eccotemp 20HI Indoor 6.0 GPM Natural Gas Tankless Water Heater Horizontal Bundle The Eccotemp 20HI Indoor Natural Gas Tankless Water Heater is one ...

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    Original price $799.00 - Original price $799.00
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    Current price $739.00

    Eccotemp 20HI Indoor 6.0 GPM Natural Gas Tankless Water Heater Service Kit Bundle

    Eccotemp

    Eccotemp 20HI Indoor 6.0 GPM Natural Gas Tankless Water Heater Service Kit Bundle The Eccotemp 20HI Indoor Natural Gas Tankless Water Heater is one...

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    Original price $739.00 - Original price $739.00
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    Eccotemp 45HI Indoor 6.8 GPM Natural Gas Tankless Water Heater Horizontal Bundle

    Eccotemp

    Eccotemp 45HI Indoor 6.8 GPM Natural Gas Tankless Water Heater Horizontal Bundle The Eccotemp 45HI-NG is the largest indoor model of the Eccotemp t...

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    Original price $869.00 - Original price $869.00
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    Eccotemp 45HI Indoor 6.8 GPM Natural Gas Tankless Water Heater Vertical Bundle

    Eccotemp

    Eccotemp 45HI Indoor 6.8 GPM Natural Gas Tankless Water Heater Vertical Bundle The Eccotemp 45HI-NG is the largest indoor model of the Eccotemp tan...

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    Original price $879.00 - Original price $879.00
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    Eccotemp 45HI Indoor 6.8 GPM Natural Gas Tankless Water Heater Service Kit Bundle

    Eccotemp

    Eccotemp 45HI Indoor 6.8 GPM Natural Gas Tankless Water Heater Service Kit Bundle The Eccotemp 45HI-NG is the largest indoor model of the Eccotemp ...

    View full details
    Original price $769.00 - Original price $769.00
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    Eccotemp 45H Outdoor 6.8 GPM Natural Gas Tankless Water Heater Service Kit Bundle

    Eccotemp

    Eccotemp 45H Outdoor 6.8 GPM Natural Gas Tankless Water Heater Service Kit Bundle The Eccotemp 45H-NG Outdoor Natural Gas Tankless Water Heater is ...

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    Original price $769.00 - Original price $769.00
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    Eccotemp EL22i Indoor 6.8 GPM Natural Gas Tankless Water Heater Vertical Bundle

    Eccotemp

    Eccotemp EL22i Indoor 6.8 GPM Natural Gas Tankless Water Heater Vertical Bundle The Eccotemp EL22i Natural Gas Tankless Water Heater is the largest...

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    Original price $899.00 - Original price $899.00
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    Eccotemp EL22i Indoor 6.8 GPM Natural Gas Tankless Water Heater Horizontal Bundle

    Eccotemp

    Eccotemp EL22i Indoor 6.8 GPM Natural Gas Tankless Water Heater Horizontal Bundle The Eccotemp EL22i Natural Gas Tankless Water Heater is the large...

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    Original price $899.00 - Original price $899.00
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    Eccotemp EL22i Indoor 6.8 GPM Natural Gas Tankless Water Heater Service Kit Bundle

    Eccotemp

    Eccotemp EL22i Indoor 6.8 GPM Natural Gas Tankless Water Heater Service Kit Bundle The Eccotemp EL22i Natural Gas Tankless Water Heater is the larg...

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    Eccotemp 7GB Outdoor 7.0 GPM Tankless Water Heater

    Eccotemp

    Eccotemp 7GB Outdoor 7.0 GPM Tankless Water Heater  The Eccotemp 7.0 GPM Outdoor Liquid Propane & Natural Gas Tankless Water Heater is the la...

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    Eccotemp 6.5GB-I Indoor 6.5 GPM Natural Gas Tankless Water Heater

    Eccotemp

    Eccotemp 6.5GB-I Indoor 6.5 GPM Natural Gas Tankless Water Heater The Eccotemp 6.5 GPM Indoor Natural Gas Tankless Water Heater is the second-lar...

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    Original price $779.00
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    Current price $619.00
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    Eccotemp 6GB-I Indoor 6.0 GPM Tankless Water Heater

    Eccotemp

    Eccotemp 6GB-I Indoor 6.0 GPM Tankless Water Heater  The Eccotemp Builder Series 6 GPM Indoor Liquid Propane & Natural Gas Tankless Water Hea...

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    Original price $729.00
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    Eccotemp Smarthome SH22i Indoor 6.8 GPM Tankless Water Heater with Voice Commands

    Eccotemp

    Eccotemp Smarthome SH22i Indoor 6.8 GPM Tankless Water Heater with Voice Commands Upgrade to more competent water heating with the Eccotemp Smart...

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    Original price $929.00
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    Eccotemp Smarthome SH22 Outdoor 6.8 GPM Tankless Water Heater with Voice Commands

    Eccotemp

    Eccotemp Smarthome SH22 Outdoor 6.8 GPM Tankless Water Heater with Voice Commands Heat your water smarter with the Eccotemp Smart Home 6.8 GPM Outd...

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    Original price $929.00
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    Current price $619.00
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    Eccotemp 6.8GB Outdoor 6.8 GPM Tankless Water Heater

    Eccotemp

    Eccotemp 6.8GB Outdoor 6.8 GPM Tankless Water Heater The Eccotemp Builder Series 6.8 GPM Tankless Water Heater is one of the most advanced models...

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    Original price $729.00
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    Eccotemp 6.8GB-I Indoor 6.8 GPM Tankless Water Heater

    Eccotemp

    Eccotemp 6.8GB-I Indoor 6.8 GPM Tankless Water Heater The Eccotemp 6.8GB Indoor Tankless Water Heater, designed for use with Liquid Propane and Nat...

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    Original price $729.00
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    Original price $729.00
    Current price $619.00
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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