Water Heaters

Quick Search
Plus Icon
Loading Image
Water heaters use gas or electricity to heat your home's water to the perfect temperature. Whether you choose tankless, indirect, heat pump, or point-of-use models, a water heater will let you wash the dishes, clean your clothes, and enjoy those nice hot showers.
Featured Categories
Tools & Articles
How to Pick the Right Water Heater
How to Pick the Right Water Heater
Different Types of Water Heaters
Residential Water Heaters Buyers' Guide
Residential Water Heaters Buyers' Guide
How to Pick the Perfect Residential Hot Water Heater
Filter ▼
  • Best Selling
  • Price: Low to High
  • Price: High to Low
  • Name: A-Z
  • Name: Z-A
  • Recommends Only
  • Closeouts Only
  • In-stock Only
  • Next Day Air Only
  • Availability
Learn More About Rinnai V94IP
Rinnai
Rinnai Value Series - V94 - 5.5 GPM at 60° F Rise - 0.81 UEF - Propane Tankless Water Heater - Concentric Vent
Model: V94IP
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(9)
Ask a Question
$975.60
In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Add To Cart
Learn More About Rinnai RL94IP
Rinnai
Rinnai Luxury Series - RL94 - 5.5 GPM at 60° F Rise - 0.81 UEF - Propane Tankless Water Heater - Concentric Vent
Model: RL94IP
4.7 out of 54.7 out of 54.7 out of 54.7 out of 54.7 out of 5(9)
Q&A (1)
$1,371.00
In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Noritz NR98-DVC-NG
Noritz NR98 - 5.6 GPM at 60° F Rise - 0.83 UEF - Gas Tankless Water Heater - Concentric Vent
Model: NR98-DVC-NG
EnergyStar Non-Condensing Water Heater. Ultra Low Nox Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 8.4 GPM at 40
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(8)
Ask a Question
View All Water Heaters on Sale
On Sale Ends 04/30
$1,103.08
Was 
$1,199.00
SAVE $95.92
Only 3 In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Rinnai RL94EN
Rinnai
Rinnai Luxury Series - RL94 - 5.5 GPM at 60° F Rise - 0.81 UEF - Gas Tankless Water Heater - Outdoor
Model: RL94EN
4.6 out of 54.6 out of 54.6 out of 54.6 out of 54.6 out of 5(8)
Q&A (1)
$1,371.00
In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Weil-McLain 633600002
Weil-McLain Aqua Plus 55 - 54.1 Gal. - Indirect Water Heater
Model: 633600002
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(7)
Ask a Question
$1,489.00
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Rinnai RU199IN
Rinnai
Rinnai Sensei™ - RU199 - 6.4 GPM at 60° F Rise - 0.93 UEF - Gas Tankless Water Heater - Direct Vent
Model: RU199IN
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(6)
Ask a Question
$1,666.50
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Eemax SPEX48T
Eemax
Eemax LavAdvantage™ - 0.5 GPM at 60° F Rise 240V / 1 Ph Tankless Point of Use Water Heater
Model: SPEX48T
4.7 out of 54.7 out of 54.7 out of 54.7 out of 54.7 out of 5(3)
Ask a Question
$259.90
In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Add To Cart
Learn More About Amtrol ST-5
Amtrol Therm-X-Trol - 2 Gallon - In-Line Thermal Expansion Tank
Model: ST-5
3/4" NPT Connection - 0.9 Gallons Max Acceptance
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Q&A (1)
$39.00
In-Stock
Add To Cart
Learn More About Amtrol ST-25V
Amtrol Therm-X-Trol - 10.3 Gallon - Vertical Thermal Expansion Tank
Model: ST-25V
3/4" NPT Connection - 10.3 Gallons Max Acceptance
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$149.00
In-Stock
Add To Cart
Learn More About Eemax SPEX4277
Eemax
Eemax FlowCo™ - 0.5 GPM at 60° F Rise 277V / 1 Ph Tankless Point of Use Water Heater
Model: SPEX4277
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$199.90
In-Stock
Add To Cart
Learn More About Takagi T-H3M-OS-N
Takagi
Takagi T-H3M - 3.8 GPM at 60° F Rise - 0.91 UEF - Gas Tankless Water Heater - Outdoor
Model: T-H3M-OS-NG
EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 5.4 GPM at 40
4.9 out of 54.9 out of 54.9 out of 54.9 out of 54.9 out of 5(29)
Ask a Question
$749.00
In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Add To Cart
Learn More About Takagi T-H3-OS-P
Takagi
Takagi T-H3 - 6.3 GPM at 60° F Rise - 0.95 UEF - Propane Tankless Water Heater - Outdoor
Model: T-H3-OS-LP
EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 9.5 GPM at 40° F Rise, 7.5 GPM at 50° F Rise, 6.3 GPM at 60° F Rise, 5.4 GPM at 70° F Rise. 189k Effective BTU/h.
4.8 out of 54.8 out of 54.8 out of 54.8 out of 54.8 out of 5(28)
Ask a Question
$1,070.00
Only 4 In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Takagi T-H3M-OS-P
Takagi
Takagi T-H3M - 3.8 GPM at 60° F Rise - 0.91 UEF - Propane Tankless Water Heater - Outdoor
Model: T-H3M-OS-LP
EnergyStar Condensing Water Heater. Low NOx Emissions (< 40 ng/J or 55 PPM). Ratings: 5.4 GPM at 40° F Rise, 4.4 GPM at 50° F Rise, 3.8 GPM at 60° F Rise, 3.2 GPM at 70° F Rise. 112k Effective BTU/h.
4.9 out of 54.9 out of 54.9 out of 54.9 out of 54.9 out of 5(27)
Ask a Question
$749.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Add To Cart
Learn More About A.O. Smith ATI-540H-N
A.O. Smith
A.O. Smith ATI-540H - 6.3 GPM at 60° F Rise - 0.93 UEF - Gas Tankless Water Heater - Direct Vent
Model: ATI-540H-N
4.8 out of 54.8 out of 54.8 out of 54.8 out of 54.8 out of 5(14)
Ask a Question
$1,109.00
In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Rinnai V94EN
Rinnai
Rinnai Value Series - V94 - 5.5 GPM at 60° F Rise - 0.81 UEF - Gas Tankless Water Heater - Outdoor
Model: V94EN
EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 8.0 GPM at 40
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(12)
Ask a Question
$975.60
In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Add To Cart
Learn More About Triangle Tube SMART 30
Triangle Tube SMART 30 - 28 Gal. - Indirect Water Heater
Model: SMART 30
4.8 out of 54.8 out of 54.8 out of 54.8 out of 54.8 out of 5(12)
Q&A (1)
$999.00
Only 3 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Add To Cart
Learn More About Triangle Tube SMART 120
Triangle Tube SMART 120 - 119 Gal. - Indirect Water Heater
Model: SMART 120
4.8 out of 54.8 out of 54.8 out of 54.8 out of 54.8 out of 5(10)
Q&A (1)
$2,869.00
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Noritz NRC98-OD-NG
Noritz NRC98 - 5.6 GPM at 60° F Rise - 0.91 UEF - Gas Tankless Water Heater - Outdoor
Model: NRC98-OD-NG
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(9)
Q&A (1)
View All Water Heaters on Sale
On Sale Ends 04/30
$1,103.08
Was 
$1,199.00
SAVE $95.92
Only 2 In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Noritz NR662-OD-NG
Noritz NR662 - 3.8 GPM at 60° F Rise - 0.81 UEF - Gas Tankless Water Heater - Outdoor
Model: NR662OD-NG
EnergyStar Water Heater. Ultra Low NOx Emissions (SCAQMD Rule 1146.2 Compliant). Ratings: 5.8 GPM at 40
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(9)
Ask a Question
View All Water Heaters on Sale
On Sale Ends 04/30
$689.08
Was 
$749.00
SAVE $59.92
Only 2 In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Add To Cart
Learn More About Weil-McLain 633600000
Weil-McLain Aqua Plus 35 - 29.7 Gal. - Indirect Water Heater
Model: 633600000
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(9)
Ask a Question
$1,149.00
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About A.O. Smith HPTU-66N
A.O. Smith
A.O. Smith - 66 Gal. Storage - 79 Gal. First Hour Delivery - 3.45 UEF - Heat Pump Water Heater
Model: HPTU-66N
4.5kW Heating Element.
4.8 out of 54.8 out of 54.8 out of 54.8 out of 54.8 out of 5(9)
Ask a Question
$1,699.00
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Rinnai RL75EN
Rinnai
Rinnai Luxury Series - RL75 - 5.0 GPM at 60° F Rise - 0.80 UEF - Gas Tankless Water Heater - Outdoor
Model: RL75EN
4.7 out of 54.7 out of 54.7 out of 54.7 out of 54.7 out of 5(9)
Q&A (1)
$1,127.25
In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Noritz NRC711-DV-NG
Noritz NRC711 - 4.9 GPM at 60° F Rise - 0.89 UEF - Gas Tankless Water Heater - Direct Vent
Model: NRC711DV-NG
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(8)
Ask a Question
View All Water Heaters on Sale
On Sale Ends 04/30
$1,001.88
Was 
$1,089.00
SAVE $87.12
Only 1 In-Stock
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Learn More About Weil-McLain 633600003
Weil-McLain Aqua Plus 85 - 81.6 Gal. - Indirect Water Heater
Model: 633600003
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(7)
Ask a Question
$1,739.00
Only 2 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Domestic Hot Water Expansion Tanks
Recirculating Pumps & Controls
Hide