Deals of the Best Tankless Water Heater Dimensions Reviews & 2018 Buyer's Guide

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Best Tankless Water Heater Dimensions
Considering the number of various tankless water heater dimensions available on the market, choosing the best one is a pretty tough task. Hundreds of manufacturers release new tankless water heater dimensions every year to compete for your money. To make your choice a little bit easier, we decided to create this list of the TOP best tankless water heater dimensions (and the extended TOP-30 list).

Wondering how exactly we have made this list of the best tankless water heater dimensions? Well, it was not easy. We had to consider many important factors such as the price, user score, overall rating, specifications, and many others. If you think that we have missed something — let us know and we may reconsider our list of the best tankless water heater dimensions.

8 Best Tankless Water Heater Dimensions of 2018

Name and Features Image Rating Details
1. Thermoflow Elex 12 Tankless Water Heater Electric
Having an on demand water heater also means that you can never run out of hot water.
Thermoflow Elex 12 Tankless Water Heater Electric
4.8
Read reviews
2. Thermoflow Elex 5.5 Tankless Water Heater Electric
No need to preheat before using.
Thermoflow Elex 5.5 Tankless Water Heater Electric
4.5
Read reviews
3. Thermoflow Elex 24 Electric Tankless Water Heater
Instantly hot water.
Thermoflow Elex 24 Electric Tankless Water Heater
4.3
Read reviews
4. IHeat Tankless S-16 240V 66A 16KW Stainless Steel Enclosure 7.2 by 11 by 3 1 2CPT 36 AWG 8 Electric Water Heater
Heat tank less s series can also be used in highly sterile applications like commercial kitchens, hospitals, clinics, and even schools where cleanliness is of the highest importance.
IHeat Tankless S-16 240V 66A 16KW Stainless Steel Enclosure 7.2 by 11 by 3 1 2CPT 36 AWG 8 Electric Water Heater
4.3
Read reviews
5. Ridgeyard 18L 4.75GPM Tankless LPG Liquid Propane Gas House Instant Hot Water Heater Boiler
Stainless steel panel for anti-corrosion & anti-freezing.
Ridgeyard 18L 4.75GPM Tankless LPG Liquid Propane Gas House Instant Hot Water Heater Boiler
3.8
Read reviews
6. Costway Propane Gas Portable Instant Hot Water Heater Battery Powered Camper Traveler Shower
Instant hot water, no more worry about shower in cold weather, our water heater will offer instant hot water and you can just enjoy the shower easily.
Costway Propane Gas Portable Instant Hot Water Heater Battery Powered Camper Traveler Shower
3.8
Read reviews
7. VEVOR 10L Natural Gas Hot Water Heater 2.6GPM 20KW Tankless Instant Boiler Stainless Steel Liquefied Natural Gas Water Heater
Note.
VEVOR 10L Natural Gas Hot Water Heater 2.6GPM 20KW Tankless Instant Boiler Stainless Steel Liquefied Natural Gas Water Heater
3.3
Read reviews
8. Ridgeyard 18L 4.75GPM LPG Propane Gas Tankless Instant Hot Water Heater With Shower Head Indoor Bathroom Supplies
Stainless steel panel, lcd screen lpg, automatic electrical pulse ignition with no standing pilot, operated by 2 d batteries.
Ridgeyard 18L  4.75GPM LPG Propane Gas Tankless Instant Hot Water Heater With Shower Head Indoor Bathroom Supplies
3.0
Read reviews

 

 
№ 1. Thermoflow Elex 12 Tankless Water Heater Electric, 12kw At 240 Volts Instant Hot Water Heater with Self-modulating Temperature Technology
 

Ease of use
5/5
 

Versatility
5/5
 

Durability
4/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
4.8
Thermoflow 12 x 4 x 7 inches 11.25 pounds
Check Price

Exceptionality durable – high quality alloy bare heating element has good corrode resistance and acid-resisting, with longer lifespan, instantaneous heating efficiency up to 99%. Notice – please verify that this model is the right size for your hot water needs and electrical requirements before purchase & installation. Dimensions: 8.3h x 5.1w x 14.4d inches ; weight: 7.7lb; pipes fittings: 1/2 inch npt, nominal pressure: 90psi. Electrical requirements: 12 kw.240 volts. Required breakers: 60 amp double pole. ( breakers and wire are not included ). Unlimited supply of hot water – having an on demand water heater also means that you can never run out of hot water.

Self-modulating temperature technology – with the most advanced, self modulating temperature technology of german, backlit lcd digital temperature selection in 1 degree increments gives users complete control of hot water. Temperature range from 32 f to 140 f. Tankless & energy saving – no need to preheated before using, instantly hot water. Savings of up to 50% on water heating costs.

 

 
The good
Unlimited supply of hot water
Self-modulating temperature technology
Exceptionality durable
Tankless & energy saving
The bad
It is flawless in every aspect.
 

 

 
№ 2. Thermoflow Elex 5.5 Tankless Water Heater Electric for Wash Basins and Utility Sinks, 5.5kw At 240 Volts
 

Ease of use
5/5
 

Versatility
4/5
 

Durability
4/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
4.5
Thermoflow Elex 5.5 9 x 5 x 3 inches 2.18 pounds
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Endless hot water – no need to preheat before using. As soon as you open the tap, the water, ows with your desired temperature. Tankless – save up to 60% on your water heating cost with an thermoflow electric tankless water heater. Distribution, start-up and technical systems losses as well as circulation and storage losses are eliminated. Exceptionality durable – instant hot water thanks to rapid and maintenance-free bare wire heating systems. High quality alloy bare heating element has good corrode resistance and acid-resisting, with longer lifespan, instantaneous heating efficiency up to 99%. Compact design – super compact designed, even smaller than a shoe box. Wall-mounted design frees up floor space for more storage, easy to install into washbasin and other tight spaces.

Notice – please verify that this model is the right size for your hot water needs and electrical requirements before purchase & installation. Dimensions: 9.5 h x 5.7 w x 3.4 d ; weight: 2.3lb; pipes fittings: 1/2 npt, electrical requirements: 5.5 kw.240 volts, nominal pressure: 90psi. Required breakers: 32 amp double pole. ( breakers and wire are not included ).

 

 
The good
Endless hot water
Compact design
Exceptionality durable
The bad
Was not delivered in time.
 

Did you test all the tankless water heater dimensions on the marketplace before making the TOP list of the best products?

Our team wanted to assist every person who is interested in buying tankless water heater dimensions. This is why we spent days comparing various models from different brands to find the very best options. Given the number of tankless water heater dimensions available on the market, it was very hard — but we did it. The defining factor of our TOP list is its price/quality ratio, so you can use it to choose both cheap and expensive tankless water heater dimensions.

 

 
№ 3. Thermoflow Elex 24 Electric Tankless Water Heater, 24kw At 240 Volts, Instant Hot Water Heater with Self-modulating Temperature Technology for Whole House
 

Ease of use
3/5
 

Versatility
4/5
 

Durability
5/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
4.3
Thermoflow 17 x 4 x 9 inches 11.24 pounds
Check Price

Lowering costs & saving energy- saves up to 50% in water heating costs with the thermoflow electric tankless water heater and use up to 85% less energy than conventional storage heaters. Notice – please verify that this model is the right size for your hot water needs and electrical requirements before purchase & installation. Dimensions: 10h x 4.5w x 18.6d inches ; weight: 9.9lb; pipes fittings: 1/2 inch npt, nominal pressure: 90psi. Electrical requirements: 24 kw.240 volts. Required breakers: 60 amp double pole. ( breakers and wire are not included ). Endless hot water – instantly hot water. You can never run out of hot water, perfect for whole house.

Self-modulating temperature technology – with the most advanced, self modulating temperature technology of german, backlit lcd digital temperature selection in 1 degree increments gives users complete control of hot water. Temperature range from 32 f to 165 f. Environment friendly – no venting required. Compared to centralised gas or oil heating systems, decentralised hot water supply can lower co2 emission up to 35 %.

 

 
The good
Endless hot water
Environment friendly
Lowering costs & saving energy
Self-modulating temperature technology
The bad
Special equipment is required in order to use it.
 

What factors did you consider to make the list of the best tankless water heater dimensions?

Our team compared many products from various brands to find the TOP of the best tankless water heater dimensions. It was hard because new tankless water heater dimensions are released every year. However, we have managed to do this and made the TOP list, based on such factors as the price, materials, weight, and other details.

 

 
 

Ease of use
5/5
 

Versatility
5/5
 

Durability
2/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
4.3
iHeat Tankless -P 3.5 x 7.7 x 11.5 inches 3.9 pounds
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Heat tank less s series saves valuable space with its compact size, the s series compared to tank type water heaters, is small enough to fit any under counters installations, or even closets. Heat tank less s series can also be used in highly sterile applications like commercial kitchens, hospitals, clinics, and even schools where cleanliness is of the highest importance. Dimensions: 11.5 x 9 x 4.5 inches. Heat tank less water heater saves you up to 60% on your water heating costs. The heat tank less stainless steel construction is a perfect fit for any applications near the ocean, like beach front properties, yachts, small boats, resorts and outdoor kitchens.

 

 
The good
Heat tank less s series saves valuable space
The heat tank less stainless steel construction is a perfect fit
The bad
It cannot be disassembled.
 

 

 
 

Ease of use
4/5
 

Versatility
5/5
 

Durability
2/5
 

Value
4/5
 
Overall Brand Model Dimensions Weight Details
3.8
Ridgeyard RSQ-18YZ 15 x 6.3 x 26.8 inches 22 pounds
Check Price

Manifold auto protection for the sake of your safety. Quality guaranteed with ce certificated & iso 9001: 2000. Automatic electrical pulse ignition with no standing pilot, operated by 2 d batteries. Instant boiler with over water pressure protection & over heat protection, the water heater will automatically turn off when over 75 c. Stainless steel panel for anti-corrosion & anti-freezing. Lcd screen for observing the instant temperature. This is a 18 l/min and 4.75gpm liquid propane fuel tankless hot water heater. Rated heat input power is 32 kw. The simple design and high output structure with 88% thermal efficiency. You can get instant endless hot water easily wherever you are.

 

 
The good
Automatic electrical pulse ignition
This is a 18 l/min
Stainless steel panel
Instant boiler
Manifold au
The bad
The built quality is terrible.
 

 

 
 

Ease of use
5/5
 

Versatility
3/5
 

Durability
2/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
3.8
COSTWAY 13 x 10 x 11.5 inches
Check Price

Helpful outdoor equipment, this propane gas water heater is ideal for camping, fishing, hunting or other outside activities, which will help you wash hands, clean dishes, and take a hot shower. Vehicle-mounted, connect the 12v dc pump wires to your car outlet, then you can get the constant water all the time. Safety protection, if the hot water temperature exceeds 167, continuously, the water heater will shut off automatically. Portable design, the included storage bag allows you to take all things needed together, and you can just put it in your trunk conveniently.

 

 
The good
Helpful outdoor equipment
Portable design
Safety protection
Instant hot water
The bad
Has an uncomfortable construction.
Assembling quality is below average.
 

 

 
 

Ease of use
2/5
 

Versatility
4/5
 

Durability
2/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
3.3
VEVOR 23.6 x 15.7 x 15.7Inch 19.5 pounds
Check Price

Over heat protection: over 75 c / 167, will automatically turn off; over water pressure protection. Every type of water heater is only suitable for one kind of gas. This 10l water heater is only for liquefied natural gas. Water heater material: stainless steel; power source: natural gas; voltage: 1.5 volts; wattage: 20 kw; installation method: wall-mounted; flow rate: 2.6 gpm; item weight: 19.84 lbs; product dimensions: 23.6 x 15.7 x 15.7inch. This hot water heater 10 l/min; 2.6gpm natural gas tankless water heater. The water heater gas pressure: 2800pa (about 0.4 psi). 2 d cell battery ignition; high efficient energy saving; hot water heater lcd display shows clearly every degree change, gives users complete control of hot water.

 

 
The good
Water heater material
This hot water heater 10 l/min
Stainless steel panel
2 d cell battery ignition
The bad
The design is rather boring.
It weighs a ton!
 

 

 
 

Ease of use
2/5
 

Versatility
4/5
 

Durability
2/5
 

Value
4/5
 
Overall Brand Model Dimensions Weight Details
3.0
Ridgeyard RSQ-18Y 28.7 pounds
Check Price

Gas knob: used to switch between maximum gas in amount and minimum gas in amount. Winter/summer knob: used to switch from winter mode to summer mode or in an anti-clockwise direction. Iso approved and ce certificated; 85% thermal efficiency. Rated heat input power (kw): 32. Stainless steel panel, lcd screen lpg, automatic electrical pulse ignition with no standing pilot, operated by 2 d batteries. Water knob: used to switch between maximum water flow and minimum water flow.

 

 
The good
Winter/summer knob
Stainless steel panel
Iso approved
The bad
The manufacturer offers awful customer support services.
 

What do I have to do to receive a refund for a tankless water heater dimensions?

Marketplace offers have a customer-friendly return policy. It allows buyers to return most of the products, including tankless water heater dimensions. If there are any problems with your tankless water heater dimensions, contact the customer support team of the marketplace and describe your situation. Nevertheless, we recommend you carefully read the description of a tankless water heater dimensions before buying it.

What is the minimum allowable warranty period for a tankless water heater dimensions?

Based on our experience, we think that a decent tankless water heater dimensions should have at least a two-year warranty. There are many expensive models that come with longer periods, but we do not think that it is necessary. Sometimes it is better to buy a new product instead of overpaying for a long warranty and repairing the old tankless water heater dimensions.

How safe is it to purchase tankless water heater dimensions?

Why should the online purchase of tankless water heater dimensions be dangerous? Even if you receive a wrong or broken product, you will be able to get a refund or a replacement. Sometimes online shipping is even safer since your money are protected by the marketplace.

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