Best Outdoor Tankless Water Heater - Top 14 Of 2023

Ada Winder Ada Winder
Last Updated: Jan 21, 2023

We've tested these top-rated Best outdoor tankless water heater from 4,756 reviews of customers in January 2023, which we believe will be helpful for you when making the decision. The following are the Best outdoor tankless water heater from well-known brands: Forimo, Camplux enjoy outdoor life, Gasland, Rinnai, Rheem, Camplux, Flame king, Iheat tankless.

Best outdoor tankless water heater

According to our research, we think the Best outdoor tankless water heater is Forimo Water Heater -022. Scroll through the rest of our list and check out the buying guide if you're not sure what to look for!

TOP Choice #1

forimo Tankless Water Heater 4.21GPM 16L Outdoor Portable GasHot Water Heater Instant Propane Water Heater with Digital Display Multi-Protection for Camping Trips Boat Cabins

Brand: forimo, Warranty: , Color: , Size:
Height: 7.00 Inches, Width: 13.00 Inches, Length: 17.00 Inches, Weight:
ftb score rating icon 9.8
Our Score

Features

  • 【Easy to Install】-Equipped with BSP pipe fittings and all necessary accesories , There are three interface ports under propane water heater. The left one is the Air inlet. ​The middle one is the shower port,and The right one is the water inlet, which is very convenient for customers to install.The tankless water heater will "caught on fire with improper operation. Always check gas whether leakage befor operation.
  • 【CSA Approved Safety 】-Tankless Water Heater with CSA Approved Regulator, safe as per Canadian and US Standard.with more safety protection such as flame failure device, anti-freezing protection, over heating protection to ensure the family safety,Automatically decrease water pressure between 3.6-110PSI. Anti-freeze protection drains residual water to avoid freezing during cold spells, and overheating protection prevents the hot water from going over 167 degrees,Shut off gas supply automatically under unexpectable flameout.
  • 【Efficient & Energey Saving】-The propane water heater exchanger and main burner are desinged with advanced combustion technology to decrease gas consumption and burning noise.Maximum power output 68,000btu/hour, you will get instant endless hot water easily wherever you are.Compact and lightweight structure with 11.5% energy saving technology,so you can get more hot water for less money.
TOP Choice #2

Camplux 2.64 GPM Propane Portable Gas Water Heater, Outdoor Tankless Camping Water Heater with Digital Display, White

Brand: CAMPLUX ENJOY OUTDOOR LIFE, Warranty: , Color: White, Size: 10L
Height: 21.70 Inches, Width: 6.10 Inches, Length: 12.80 Inches, Weight: 18.00 Pounds
ftb score rating icon 9.6
Our Score

Features

  • Energy Saving-Compact and light weight structure with 11.5% energy saving technology.The propane gas water heater exchanger and main burner are designed with advanced combustion technology to decrease gas consumption and burning noise.
  • Lightweight Portable Design-Compact size and weights 23 lbs for easily carry. Hang it using the mounting bracket on the top/back of the gas water heater. It only takes you a 15 minutes to install the propane water heater.
  • 2.64 GPM Instant Hot Water- Maximum power output 68,000btu/hour, you can get 2.64 gallons instant endless hot water easily wherever you are. No need to preheat before operating the tankless gas water heater. As soon as you turn on the tap, the water flows with your desired temperature.
TOP Choice #3

Camplux 5L Outdoor Portable Water Heater, 1.32 GPM Tankless Propane Gas Water Heater for RV, Camping, Barns, White

Brand: CAMPLUX ENJOY OUTDOOR LIFE, Warranty: , Color: White, Size:
Height: 14.80 Inches, Width: 4.33 Inches, Length: 11.42 Inches, Weight: 10.00 Pounds
ftb score rating icon 9.4
Our Score

Features

  • CSA Safety Standard -CSA safety standard approved portable tankless water heater,flame failure device, anti-freezing protection, over heating protection to ensure the family safety. Automatically decrease water pressure between 3.0-110 PSI. The anti-freezing drain plug can discharge the residual water to avoid freezing in cold areas or in case of long time no use. The water heater will shut off automatically when high water temperature protection over 176 °F.
  • Important Tips -To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. The tankless water heater will "caught on fire "with improper operation. Always check gas leakage before operation.
  • 3.0 PSI Water Pressure Startup -Equipped with a magnetic water flow sensor, the tankless water heater can be widely applied for rural areas, RV's and Boats.The tankless propane water heater lights when water pressure between 3.0-110 PSI, low water pressure is perfect for campings and remote cabins.
TOP Choice #4

Camplux 1.32 GPM Portable Outdoor Tankless Water Heater Propane Instant Hot Camping Shower w/ Freestanding Stand and Carry Bag, Gray

Brand: CAMPLUX ENJOY OUTDOOR LIFE, Warranty: , Color: Gray, Size:
Height: 14.80 Inches, Width: 4.33 Inches, Length: 11.42 Inches, Weight: 10.00 Pounds
ftb score rating icon 9.2
Our Score

Features

  • Quick Connections. Portable hot water heater with a brass quick-connection, you can forget about fiddling with spanners and thread tape. No worry about gas leaks anymore.
  • Superior Water Flow: This 5L propane portable water heater provides 1.32 GPM hot water on demand, you can enjoy a real home-style hot shower.
  • Set up in No time. This 5L propane hot water heater comes with 11.5 extension long shower hose , 5 feet quick gas regulator, US standard garden hose, you can connect your Camplux water heater with snap-on fittings for gas and water, put down the carry bag and put up the stand then you are all set.
5

Tankless Water Heater, GASLAND Outdoors BE158B 1.58GPM 6L Portable Gas Water Heater, Instant Propane Water Heater, Overheating Protection, Easy to Install, Use for RV Cabin Barn Camping Boat, Black

Brand: GASLAND, Warranty: , Color: Black, Size: 6L
Height: 17.30 Inches, Width: 6.10 Inches, Length: 11.80 Inches, Weight:
ftb score rating icon 9.0
Our Score

Features

  • 𝗟𝗘𝗗 𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗗𝗶𝘀𝗽𝗹𝗮𝘆 - Bright power, the temperature readout as to not get the water to hot or cold.
  • 𝗔𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗦𝗮𝘁𝗲𝗳𝘆 𝗣𝗿𝗼𝘁𝗲𝗰𝘁𝗶𝗼𝗻 𝗦𝘆𝘀𝘁𝗲𝗺 - With CSA certification, safe as per Canadian and US Standard. Features over-heating protection, low water flow protection, dry combustion protection, anti-freezing protection, high water pressure protection and flame failure device.
  • 𝟭-𝗬𝗲𝗮𝗿 𝗖𝘂𝘀𝘁𝗼𝗺𝗲𝗿 𝗦𝘂𝗽𝗽𝗼𝗿𝘁 - We provide a 1-year Warranty against manufacture defects and lifetime customer support.
6

Camplux Tankless Water Heater, 1.32 GPM Portable Propane Outdoor Camping Water Heater, 5L, AY132, White

Brand: CAMPLUX ENJOY OUTDOOR LIFE, Warranty: 1 Year Warranty, Color: White, Size: AY132
Height: 4.33 Inches, Width: 11.42 Inches, Length: 14.80 Inches, Weight: 10.00 Pounds
ftb score rating icon 8.8
Our Score

Features

  • 6-in-1 Protection & CSA Safety Approved: This tankless water heater is CSA Approved with anti-freezing protection, over-heating protection, low water flow protection, dry combustion protection, high water pressure protection and flame failure device.
  • Installation Instruction & Package Content: This Camplux AY132 heater comes with 1-year guarantee, 5 feet premium on/off shower head, 5 feet gas regulator, 1 set US-standard garden hose, and 1 installation hardware pack. Setting up this propane water heater simply takes 10 minutes.
  • Lightweight, Compact & Portable Design: The 10 pounds lightweight portable water heater's folding handle keeps it out of the way and enables easy setup outside.
7

Rinnai V65eN Non-Condensing Natural Gas Tankless Water Heater, Outdoor Installation, Up to 6.5 GPM

Brand: Rinnai, Warranty: See Manufacturer, Color: White, Size: 6.5 GPM
Height: 24.30 Inches, Width: 14.04 Inches, Length: 9.60 Inches, Weight: 47.40 Pounds
ftb score rating icon 8.6
Our Score

Features

  • Original Design: Tankless hot water heater only heats when necessary to conserve energy; For the latest in non-condensing technology and a cleaner layout that speeds up service and installation, check out our new RE160eN model
  • Find Your Rinnai: See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: Non-condensing tankless hot water heater from Rinnai is only the size of a small suitcase and fits in a wide variety of spaces, but provides up to 6.5 GPM (5 fixtures at once)
8

Rheem Mid-Efficiency 8.4GPM Outdoor Natural Gas Tankless Water Heater

Brand: Rheem, Warranty: , Color: Gray, Size:
Height: 23.63 Inches, Width: 13.88 Inches, Length: 8.88 Inches, Weight: 57.00 Pounds
ftb score rating icon 8.5
Our Score

Features

  • Fuel Type: Natural Gas
  • 157, 000 BTU (gas consumed per hour)
  • Exclusive Hot Start Programming minimizes cold water burst by staying in ready-fire state
9

Camplux 16L Outdoor 4.22 GPM Digital Display Propane Gas Tankless Water Heater

Brand: CAMPLUX, Warranty: , Color: White, Size: 16L
Height: 27.56 Inches, Width: 7.87 Inches, Length: 17.32 Inches, Weight: 35.95 Pounds
ftb score rating icon 8.3
Our Score

Features

  • 6-in-1 Protection Ensure Your Safety-Flame failure device, anti-freezing protection, over heating protection to ensure the family safety. The anti-freezing drain plug discharges the residual water to avoid freezing in cold areas for long-time maintenance. Gas supply automatically shut off when high water temperature protection over 167 °F.
  • Important Tips -To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. The tankless water heater will "caught on fire "with improper operation. Always check gas leakage before operation.
  • Easy To Install -It only takes you 5 minutes to set up and it comes with all necessary accesories.To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. The tankless water heater will "caught on fire "with improper operation. Always check gas leakage before operation.
10

Camplux 1.32 GPM Portable Water Heater Tankless Water Heater Propane Outdoor Black

Brand: CAMPLUX ENJOY OUTDOOR LIFE, Warranty: 1 Year Warranty, Color: White, Size: 5L
Height: 14.80 Inches, Width: 4.33 Inches, Length: 11.42 Inches, Weight: 10.00 Pounds
ftb score rating icon 8.2
Our Score

Features

  • Simple, Easy Hot Showers: The camplux portable hot water heater is easy to set-up. All you need is the water heater, gas bottle away you go! Adjust your temp is as just as easy. Find your perfect flow with the easy to use temperature dials.Setting up this propane water heater simply takes 10 minutes
  • More Showers with Less Water: Once you have your ideal temperature you can simply control your shower by switching the shower rose on / off. Giving you time to soap up while saving water.Turn on your shower head again and take off where you left
  • Package Content: This Camplux AY132B heater comes with 1-year guarantee, 5 feet premium on/off shower head, 5 feet gas regulator, 1 set US-standard garden hose, and 1 installation hardware pack
11

Rheem Mid-Efficiency 8.4 GPM Outdoor Liquid Propane Tankless Water Heater

Brand: Rheem, Warranty: , Color: Gray, Size:
Height: 23.63 Inches, Width: 13.88 Inches, Length: 8.88 Inches, Weight: 54.00 Pounds
ftb score rating icon 8.1
Our Score

Features

  • Exclusive Water Savings technology conserving up to 1, 100 gallons per year
  • Recirculation pump ready kit ready.8.4 gal./min. at 35° F rise max
  • Exclusive Hot Start Programming minimizes cold water burst by staying in ready-fire state
12

Flame King Tankless Outdoor Portable Propane Gas 10L 2.64GPM Water Heater 68,000 BTU for Hot Water Shower, RV, Camping, Farm, Cabins

Brand: Flame King, Warranty: 30 Day Manufacturer Warranty, Warranty void if purchased from any other seller that is not Flame King and/or Amazon Retail., Color: White, Size:
Height: 21.50 Inches, Width: 7.00 Inches, Length: 13.00 Inches, Weight:
ftb score rating icon 7.9
Our Score

Features

  • On/off water control shower head and 4.5 Feet of Stainless Steel Wrapped Hose to avoid kinks and punctures.
  • Durable steel cased water heater designed to last
  • Fully adjustable control knobs and visual digital meter - Winter/Summer Setting, MIN/MAX Gas Setting, MAX/MIN Water Flow Rate Setting, Digital Water Temperature Meter
13

iHeat Tankless S-16 240V 66A 16KW Stainless Steel Enclosure 7.2" by 11" by 3" 1/2"CPT 36' AWG#8 Electric Water Heater, 7.5 lb

Brand: iHeat Tankless, Warranty: 1 yr Elements limited 3-Year Components 5-yr leaks, Color: Steel, Size: 16 KW
Height: 11.50 Inches, Width: 7.70 Inches, Length: 3.50 Inches, Weight: 8.00 Pounds
ftb score rating icon 7.8
Our Score

Features

  • Heat tank less water heater saves you up to 60% on your water heating costs.Water proof construction allows you to easily and safely control the temperature by using our water proof interactive touch pad
  • Dimensions: 11.5 x 9 x 4.5 inches
  • 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
14

Rinnai RL94eN Non-Condensing Natural Gas Tankless Water Heater, Outdoor Installation, Up to 9.8 GPM

Brand: Rinnai, Warranty: See Manufacturer, Color: Outdoor Installation, Size: 9.8 GPM
Height: 24.30 Inches, Width: 14.00 Inches, Length: 9.60 Inches, Weight: 44.30 Pounds
ftb score rating icon 7.7
Our Score

Features

  • Smart, Durable Design: Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Find Your Rinnai: See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology that speeds up service and installation, check out our new RE180eN model
Product images, titles, features, specification from Amazon Product Advertising API at: 2023-01-21 13:55:59

Best outdoor tankless water heater

Best outdoor tankless water heater
Best outdoor tankless water heater. Image source: Amazon.com

Sources

Thanks to helpful information from these below famous addresses, we have shown you guys helpful information:
Reddit.com; Thespruce.com; NYtimes.com; ConsumerReports.org; Cnet.com; Amazon.com

Editor's Notes

During our Best outdoor tankless water heater research, we found 132 Best outdoor tankless water heater products and shortlisted 14 quality products. We collected and analyzed 4,756 customer reviews through our big data system to write the Best outdoor tankless water heater list. We found that most customers choose Best outdoor tankless water heater with an average price from $1 to $918.

The Best outdoor tankless water heater are available for purchase. We have researched hundreds of brands and picked the top brands of fuel transfer tanks, including Forimo, Camplux enjoy outdoor life, Gasland, Rinnai, Rheem, Camplux, Flame king, Iheat tankless

Ada Winder
Written by
Ada Winder

Home Review is the leading site for reviews, products, and discovering the best home improvement tools & appliances. Home Review has been around for over 10 years with a vast database of reviews from consumers who have already purchased or used them in their homes. We offer a wide range of products that are new and trending new. We offer great deals and discounts on products to save you time, money, and energy. We provide unbiased reviews that are not influenced by any companies or brands so our customers can make a more informed choice about what they want to buy.


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