Skip to Main Content
Skip to Footer
Results loading, please wait
Recommendations
No Search Results Found for
Please refine your search.
Call ###-###-####
|
Help
My Account
Results loading, please wait
No Search Results Found for
Please refine your search.
Cancel
Deliver to
#####
Change Location
Home
/
Reviews
/
Water Heater Reviews
Water Heater Reviews
Filter
▼
Filters:
Sort By:
Rating: High to Low
Rating: Low to High
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
Brand
-
Rinnai (54)
Takagi (32)
A.O. Smith (29)
Noritz (70)
Bosch Thermotechnology (8)
Webstone (5)
Amtrol (14)
Eemax (38)
DuraVent (5)
Weil-McLain (9)
Rheem Tankless (35)
American Valve (1)
A.O. Smith Commercial (7)
Crown Boiler Co. (6)
Buderus (11)
Calefactio (1)
Burnham (7)
Hercules (2)
Taco (6)
Caleffi (1)
Grundfos (4)
InSinkErator (1)
Show More
Type
-
Adapter (1)
Condensate Neutralizer (1)
Descaler (2)
Gas Water Heater (10)
Hybrid Electric Water Heater (6)
Indirect Water Heater (36)
Isolator Valve (5)
Kit (6)
Mini-Tank Water Heater (7)
Neutralizer (1)
Recess Box (1)
Tankless Water Heater (260)
Termination (1)
Water Heater Shut-Off (1)
Show More
Maximum Input Capacity (BTU)
×
Maximum Input Capacity (BTU)
The Maximum Input Capacity describes how quickly the appliance will use fuel when delivering it's maximum capacity. The units may change depending on the fuel being used.
-
70000 - 99999 (1)
100000 - 129999 (22)
130000 - 159999 (21)
160000 - 189999 (65)
190000 - 219999 (89)
250000 - 279999 (1)
280000 - 309999 (5)
370000 - 399999 (7)
490000+ (1)
Energy Factor
×
Energy Factor
Energy Factor (EF) is a measurement of water heater energy efficiency. The higher the energy factor, the more efficient the water heater.
Learn More
-
0.82 (1)
0.95 (7)
0.99 (10)
1 (2)
3.06 (1)
3.17 (1)
AFUE (%)
×
AFUE (%)
AFUE (Annual Fuel Utilization Efficiency) measures the efficiency of combustion equipment over the entire heating season, and is calculated by dividing the amount of energy that is actually heating your home by the total energy contained in the fuel used by the boiler/furnace.
Learn More
-
80 - 81 (2)
82 - 83 (2)
84 - 85 (2)
88 - 89 (2)
96 - 97 (4)
98 - 99 (8)
Vent Type
×
Vent Type
Products that use combustion (burning) of fuel to create heat also create potentially dangerous gasses that need to be exhausted (AKA "Vented"). Depending on the product, venting can be done via a chimney, through a side wall, or use a second vent to provide fresh air to the appliance.
-
Concentric Vent (27)
Direct Vent (107)
Outdoor (No Venting) (74)
Power Vent (4)
Fuel Type
×
Fuel Type
To create heat, some form of fuel is required. Fuel Type specifies what the product uses as an input to create heat.
+
Electric (65)
Indirect Fired (39)
Liquid Propane (84)
Natural Gas (128)
Blower Motor Speed
+
Single-Speed (1)
Three-Speed (1)
Flow Rate at 40F Temperature Rise (GPM)
×
Flow Rate at 40F Temperature Rise (GPM)
Flow rate measures how much hot water your heater can deliver. Click Learn More to determine the appropriate temperature rise to use based on your location.
Learn More
+
1 (47)
2 - 3 (7)
4 - 5 (23)
6 - 7 (58)
8 - 9 (107)
10 - 11 (2)
12 - 13 (4)
14 - 15 (4)
Product Status
Available (345)
Discontinued (82)
(1)
Compare
Takagi T-H3M - 3.8 GPM at 60° F Rise - 0.90 UEF - Gas Tankless Water Heater - Direct Vent
Model: T-H3M-DV-N
1%
Buy This
(44)
Ask a Question
$845.00
Free Shipping
Only 5 In-Stock
Add To Cart
Compare
Takagi T-H3 - 6.3 GPM at 60° F Rise - 0.93 UEF - Gas Tankless Water Heater - Direct Vent
Model: T-H3-DV-N
1%
Buy This
(41)
Ask a Question
2% Check Discount
$1,269.00
Free Freight
In-Stock
Add To Cart
Compare
Takagi T-H3J - 5.0 GPM at 60° F Rise - 0.94 UEF - Propane Tankless Water Heater - Direct Vent
Model: T-H3J-DV-P
1%
Buy This
(36)
Ask a Question
2% Check Discount
$1,022.00
Free Shipping
Factory-Direct!
Add To Cart
Compare
Takagi T-H3J - 5.0 GPM at 60° F Rise - 0.94 UEF - Gas Tankless Water Heater - Direct Vent
Model: T-H3J-DV-N
(35)
Ask a Question
2% Check Discount
$1,022.00
Free Shipping
Only 3 In-Stock
Add To Cart
Compare
Takagi T-H3M - 3.8 GPM at 60° F Rise - 0.91 UEF - Gas Tankless Water Heater - Outdoor
Model: T-H3M-OS-N
(31)
Ask a Question
$845.00
Free Shipping
Only 2 In-Stock
Add To Cart
Compare
Takagi T-H3M - 3.8 GPM at 60° F Rise - 0.91 UEF - Propane Tankless Water Heater - Outdoor
Model: T-H3M-OS-P
(30)
Ask a Question
$845.00
Free Shipping
Factory-Direct!
Add To Cart
Compare
Takagi T-H3S - 5.7 GPM at 60° F Rise - 0.95 UEF - Propane Tankless Water Heater - Direct Vent
Model: T-H3S-DV-P
1%
Buy This
(29)
Ask a Question
2% Check Discount
$1,142.00
Free Shipping
Factory-Direct!
Add To Cart
Compare
Takagi T-H3J - 5.0 GPM at 60° F Rise - 0.95 UEF - Gas Tankless Water Heater - Outdoor
Model: T-H3J-OS-N
(29)
Ask a Question
2% Check Discount
$1,022.00
Free Shipping
Factory-Direct!
Add To Cart
Compare
Rinnai Value Series - V75 - 5.0 GPM at 60° F Rise - 0.81 UEF - Gas Tankless Water Heater - Concentric Vent
Model: V75IN
(18)
Q&As
(5)
$924.74
Free Shipping
In-Stock
Add To Cart
Compare
Weil-McLain Aqua Plus 45 - 39.9 Gal. - Indirect Water Heater
Model: 633600001
1%
Buy This
(16)
Ask a Question
2% Check Discount
$1,416.00
Free Freight
Free Lift Gate
In-Stock
Add To Cart
Compare
Rinnai Value Series - V65 - 4.1 GPM at 60° F Rise - 0.81 UEF - Gas Tankless Water Heater - Outdoor
Model: V65EN
1%
Buy This
(15)
Q&As
(3)
$757.49
Free Shipping
In-Stock
Add To Cart
Compare
Rinnai Value Series - V75 - 5.0 GPM at 60° F Rise - 0.81 UEF - Gas Tankless Water Heater - Outdoor
Model: V75EN
1%
Buy This
(15)
Q&As
(3)
$924.74
Free Shipping
In-Stock
Add To Cart
Compare
Weil-McLain Aqua Plus 35 - 29.7 Gal. - Indirect Water Heater
Model: 633600000
1%
Buy This
(11)
Ask a Question
2% Check Discount
$1,352.00
Free Freight
Free Lift Gate
Only 3 In-Stock
Add To Cart
Compare
Weil-McLain Aqua Plus 55 - 54.1 Gal. - Indirect Water Heater
Model: 633600002
1%
Buy This
(10)
Ask a Question
2% Check Discount
$1,916.00
Free Freight
Free Lift Gate
In-Stock
Add To Cart
Compare
A.O. Smith ATI-240H - 5.0 GPM at 60° F Rise - 0.94 UEF - Gas Tankless Water Heater - Direct Vent
Model: ATI-240H-N
1%
Buy This
(11)
Ask a Question
2% Check Discount
$1,022.00
Free Shipping
In-Stock
Add To Cart
Compare
Weil-McLain Aqua Plus 85 - 81.6 Gal. - Indirect Water Heater
Model: 633600003
1%
Buy This
(9)
Ask a Question
2% Check Discount
$2,264.00
Free Freight
Free Lift Gate
In-Stock
Add To Cart
Compare
A.O. Smith ATI-540H - 6.3 GPM at 60° F Rise - 0.93 UEF - Propane Tankless Water Heater - Direct Vent
Model: ATI-540H-P
(11)
Ask a Question
2% Check Discount
$1,269.00
Free Shipping
Factory-Direct!
Add To Cart
Compare
A.O. Smith ATI-340H - 5.7 GPM at 60° F Rise - 0.95 UEF - Gas Tankless Water Heater - Direct Vent
Model: ATI-340H-N
1%
Buy This
(10)
Ask a Question
2% Check Discount
$1,142.00
Free Shipping
In-Stock
Add To Cart
Compare
A.O. Smith ATI-140H - 3.8 GPM at 60° F Rise - 0.90 UEF - Gas Tankless Water Heater - Direct Vent
Model: ATI-140H-N
1%
Buy This
(10)
Ask a Question
$845.00
Free Shipping
Factory-Direct!
Add To Cart
Compare
Weil-McLain Aqua Plus 105 - 110.9 Gal. - Indirect Water Heater
Model: 633600004
(8)
Ask a Question
2% Check Discount
$3,239.00
Free Freight
Free Lift Gate
Only 4 In-Stock
Add To Cart
Compare
Webstone Isolator - 3/4" Threaded - Isolation Valve Kit w/ 150 PSI Pressure Relief Valve
Model: 44443WPR
5%
Buy This
(10)
Ask a Question
$113.00
Free Shipping
In-Stock
Add To Cart
Compare
A.O. Smith ATI-140H - 3.8 GPM at 60° F Rise - 0.90 UEF - Propane Tankless Water Heater - Direct Vent
Model: ATI-140H-P
1%
Buy This
(8)
Ask a Question
$845.00
Free Shipping
Factory-Direct!
Add To Cart
Compare
A.O. Smith ATI-240H - 5.0 GPM at 60° F Rise - 0.94 UEF - Propane Tankless Water Heater - Direct Vent
Model: ATI-240H-P
1%
Buy This
(8)
Ask a Question
2% Check Discount
$1,022.00
Free Shipping
Factory-Direct!
Add To Cart
Compare
A.O. Smith ATI-340H - 5.7 GPM at 60° F Rise - 0.95 UEF - Propane Tankless Water Heater - Direct Vent
Model: ATI-340H-P
1%
Buy This
(8)
Ask a Question
2% Check Discount
$1,142.00
Free Shipping
Factory-Direct!
Add To Cart
1
2
3
4
5
...
[Next >>]