When you shop through links on our site, we may earn an affiliate commission. This educational content is not intended to be a substitute for professional advice.

Taste Stl

20 Best Water Heater For Radiant Floor Heat (2022 Updated)

A water heater for radiant floor heat is a device that heats water and then circulates it through tubing in the floor, providing warmth to the room.

20 Best Water Heater For Radiant Floor Heat

1. Bosch Tronic 3000T Series ES Point-of-Use Tankless Water Heater – Electric – 7 gal

Bosch Tronic 3000T Series ES Point-of-Use Tankless Water Heater - Electric - 7 gal

  • 7 Gallon

Check Latest Price

Sold By Price
Amazon.com
eBay
Walmart – Online Supply Center
Home Depot

Product Details

Specifications

Details
Efficiency Level Super High
Water Heater Profile Compact
Nominal Tank Capacity (gallons) 7 gal
Amperage (amps) 12 A
Application Type Point of Use

Reviews From Real Customers

eben133
JDP
KJ Handyperson

2. Takagi Indoor Tankless Water Heater Natural GAS T-H3-DV-N

Takagi Indoor Tankless Water Heater Natural GAS T-H3-DV-N

Check Latest Price

Sold By Price
Amazon.com – Seller
SupplyHouse.com
Faucet Depot
ACWholesalers.com

Product Details

Specifications

Details
Heat Exchanger Material Copper/Stainless
Fuel Type Natural Gas
Combustion Type Condensing
Vent Type Direct Vent
Venting Category IV

Reviews From Real Customers

AlMar

3. Girard 2GWHAM Tankless Water Heater GSWH-2

Girard 2GWHAM Tankless Water Heater GSWH-2

  • Eliminates weight of water in a storage tank
  • Regulates the burner to maintain the set hot water temperature
  • Built-in freeze protection “ no bypass needed to winterize
  • No tank means no anode rod needed to protect against corrosion

Check Latest Price

Sold By Price
Amazon.com – Seller
eBay
Walmart
United RV Center

Product Details

Specifications

Details
Depth 15-1/2 Inch
Energy Source LP Gas
Height 12-1/2 Inch
Ignition Type Direct Spark Ignition
Warranty 2 Year

Reviews From Real Customers

Dan Jones

4. Camplux 2.5-Gallon Mini Tank Electric Water Heater ME25

Camplux 2.5-Gallon Mini Tank Electric Water Heater ME25

  • 11 3/4 Inch 2.5 Gallon

Check Latest Price

Sold By Price
Amazon.com – Seller
eBay
Walmart
Lowe’s

Product Details

Specifications

Details
Weight 17.2 lb

Reviews From Real Customers

Billsssss
edisoncomputers
westernspecial

5. Takagi T-H3M-OS-N Condensing Outdoor Tankless Water Heater, Natural GAS

Takagi T-H3M-OS-N Condensing Outdoor Tankless Water Heater, Natural GAS

  • Inlet, outlet thermistors for constant temperature monitoring
  • Perfect for light residential and radiant heating applications
  • Manufactured in Japan

Check Latest Price

Sold By Price
Amazon.com – Seller
Walmart
ACWholesalers.com
SupplyHouse.com

Product Details

Specifications

Details
Heat Exchanger Material Copper/Stainless
Fuel Type Natural Gas
Combustion Type Condensing
Vent Type Outdoor (No Venting)
Storage Type Tankless

Reviews From Real Customers

Adam D.
CK Maintenance & Repairs

6. TriangleTube 36 gal. Indirect Hybrid Electric Water Heater Smart 40

TriangleTube 36 gal. Indirect Hybrid Electric Water Heater Smart 40

  • 36 Gal

Check Latest Price

Sold By Price
Amazon
SupplyHouse.com
FactoryPure

Product Details

Specifications

Details
Nominal Tank Capacity (gallons) 0 gal
Rated Tank Capacity (gallons) 36 gal
Minimum Temperature (F) 90 °F
Uniform Energy Factor 0
Tank Lining Material Stainless Steel

Reviews From Real Customers

Art (Not a Plumber)
Windspeeder

7. Suburban SW6DE 6 Gallon Direct Spark/Electric Water Heater

Suburban SW6DE 6 Gallon Direct Spark/Electric Water Heater

  • Uses A Porcelain-Lined, Steel Water Heater Tank With An Anode Rod To “Absorb” The Electrolytical Action – Just Like Your Water Heater At Home
  • Pressure Tested Twice During The Manufacturing Process To Ensure Its Integrity
  • A 1440 Watt Incoloy Electric Element Provides A Recovery Rate Of 6 Gallons Per Hour
  • Features An Indoor Mounted Switch Which Controls The Water Heater Ignition And Operation

Check Latest Price

Sold By Price
Amazon
eBay
United RV Center
RV Parts Country

Product Details

Specifications

Details
Replaces Suburban 5121A
Gallons 6
BTU’s 12,000 BTU/hr
Heat Source Electric, Gas
Ignition Direct Spark

Reviews From Real Customers

ricknock1
vito.a
abear2u2013

8. Triangle Tube Smart 80 Indirect Water Heater

Triangle Tube Smart 80 Indirect Water Heater

Check Latest Price

Sold By Price
Amazon
24hr Supply

Product Details

Specifications

Details
Boiler Output Btu/Hr 300,000
Continuous Flow (gal) 400
Peak/Flow (gal/10 min.) 125
Diameter 26″
Domestic Inlet/Outlet 1-1/2″

Reviews From Real Customers

Dr Bob
Jimthehunter
Boiler King

9. Stiebel Eltron Tempra 24 Plus Tankless Electric Water Heater

Stiebel Eltron Tempra 24 Plus Tankless Electric Water Heater

  • 24 Plus Tankless

Check Latest Price

Sold By Price
Amazon
SupplyHouse.com
PoshHaus
Wholesale Home

Product Details

Specifications

Details
Temperature (Minimum) 68° F
Temperature (Maximum) 140° F
Vent Type Vent Free
Amperage 100A
Voltage 240V

10. Raritan 6-Gallon Hot Water Heater with Heat Exchanger, 120 V

Raritan 6-Gallon Hot Water Heater with Heat Exchanger, 120 V

  • 6-Gallon

Check Latest Price

Sold By Price
Amazon
eBay
Walmart
Hodges Marine

Product Details

Specifications

Details
Weight 33 oz

Reviews From Real Customers

R.o.D.
smilex3md
Capt. John

11. Stiebel Eltron DHM3 Mini Unvented Instantaneous Water Heater

Stiebel Eltron DHM3 Mini Unvented Instantaneous Water Heater

  • 3.5 Kw

Check Latest Price

Sold By Price
Amazon
eibmarkt.com
eibabo.us

Product Details

Specifications

Details
Energy efficiency classes spectrum A to G
Max. permissible operating pressure 10 bar
Nominal capacity 0.1 l
Material of the pressure vessel Plastic
Rated capacity 3.5 kW

Reviews From Real Customers

milan7
Jeff P

12. Gladiator 50 gal. Tall 12 Year 5500/5500 Watt Smart Electric Water Heater with Leak Detection and Auto Shutoff

Gladiator 50 gal. Tall 12 Year 5500/5500 Watt Smart Electric Water Heater with Leak Detection and Auto Shutoff

  • 12 Year 5500/5500-Watt

Check Latest Price

Sold By Price
eBay – outlet_wagon

Product Details

Reviews From Real Customers

akirchner
Gordo72
Pocono Pete

13. AO Smith BTH-120 60 Gallon – 120,000 BTU Cyclone Mxi Commercial GAS Water Heater | SupplyHouse.com

AO Smith BTH-120 60 Gallon - 120,000 BTU Cyclone Mxi Commercial GAS Water Heater | SupplyHouse.com

  • 60 Gallon – 120,000 Btu

Check Latest Price

Sold By Price
AF Supply
ACWholesalers.com
SupplyHouse.com
Water Heater Store

Product Details

Specifications

Details
Application Commercial
Capacity 60 gal
Coating Permaglas Glass Coating
Color Finish Grey
Diameter 27-3/4 in

Reviews From Real Customers

Should Have Known Better
Alonso
Purple Primer

14. Marathon Electric Water Heater

Marathon Electric Water Heater

  • 50 Gal

Check Latest Price

Sold By Price
Walmart
Home Depot
DSLSupply.com
Wholesale Water Heaters & More

Product Details

Specifications

Details
Item – Water Heaters Electric Water Heater
Commercial / Residential Residential
Water Heater Design Whole House
Tank Capacity – Plumbing 50.0 gal
Voltage – Water Heaters 240

Reviews From Real Customers

Gerald K
rtyler
terenz

15. Triangle Tube Smart 120 420,000 BTU Indirect Fired Water Heater – SMART120

Triangle Tube Smart 120 420,000 BTU Indirect Fired Water Heater - SMART120

  • 420,000 Btu

Check Latest Price

Sold By Price
Home Perfect
HVACDirect.com
Online Supply

Product Details

Specifications

Details
Boiler Output Btu/Hr 420,000
Continuous Flow (gal) 560
Peak/Flow (gal/10 min.) 190
Diameter 32″
Domestic Inlet/Outlet 1-1/2″

Reviews From Real Customers

7GBCOOL

16. GE Appliances GG30T08BXR Realmax Choice 30-Gallon Tall Natural GAS Atmospheric Water Heater

GE Appliances GG30T08BXR Realmax Choice 30-Gallon Tall Natural GAS Atmospheric Water Heater

  • 30 Gallon

Check Latest Price

Sold By Price
Sears
GE Appliances – Official Site
Total Home Supply

Product Details

Specifications

Details
Capacity (Gallons) 30
Fuel Type Natural Gas (NG)
Energy Factor (EF) 0.63
Includes Heat Pump No
Energy Star No

Reviews From Real Customers

MiD0523
EmyW
nekramer30

17. A.O. Smith #E6-30H45DV Signature 30-Gallon Tall 6-Year Limited 4500-Watt Double Element Electric Water Heater – Each

A.O. Smith #E6-30H45DV Signature 30-Gallon Tall 6-Year Limited 4500-Watt Double Element Electric Water Heater - Each

  • 30 Gallon

Check Latest Price

Sold By Price
Lowe’s

Product Details

Specifications

Details
Water Connection Size 3/4-in
Wi-Fi Compatibility No
ENERGY STAR Certified No
Water Connection Location Top
Family Size 2.0

Reviews From Real Customers

Govner
Jimthehandyman

18. A.O. Smith Signature 300 50-Gallon Tall 9-Year Limited Warranty 5500-Watt Double Element Smart Electric Water Heater | EE9-50H55DV

A.O. Smith Signature 300 50-Gallon Tall 9-Year Limited Warranty 5500-Watt Double Element Smart Electric Water Heater | EE9-50H55DV

  • 50 Gallon

Check Latest Price

Sold By Price
The BuildClub

Product Details

Specifications

Details
Smart Compatible yes
Bluetooth Compatibility no
Point of Use no
Water Connection Location Top
Number of Elements 2

Reviews From Real Customers

Engineer10388
jnorman252
Mntman

19. AO Smith FPTU-50 Voltex 50 Gallon Residential Hybrid Electric Heat Pump Water Heater with 6 Year

AO Smith FPTU-50 Voltex 50 Gallon Residential Hybrid Electric Heat Pump Water Heater with 6 Year

  • 50 Gal

Check Latest Price

Sold By Price
Discount Bandit – Home Accents
ACWholesalers.com

Product Details

Specifications

Details
Storage Type Tank
Mount Type Floor
Uniform Energy Factor 3.42
Voltage 208/240 Volts
Phase 1

Reviews From Real Customers

Drummernaut
swar15

20. Bradford White RE340S61NCWW N2015 Electric Water Heater, 40 Gallon

Bradford White RE340S61NCWW N2015 Electric Water Heater, 40 Gallon

Check Latest Price

Sold By Price
PlumbersStock.com

Product Details

Specifications

Details
Application Residential
Diameter 22 in
End Connections NPT
First Hour Rating 49
Fitting Sizes 3/4 in

Reviews From Real Customers

Camsonka
Tbtiller
Vspy

Conclusion

The water heater for radiant floor heat is an excellent way to heat your home. It is efficient and will save you money on your energy bill.

Similar Posts

Leave a Reply

Your email address will not be published. Required fields are marked *