Filter menu expanded
Filters
137 items
Reset
SORT
Product Availability –
Show In Stock Only (76)
Brand –
AO Smith (31)
Bosch (4)
Bradford White (9)
Eccotemp (6)
EZ Tankless (7)
Noritz (24)
Rheem (13)
Rinnai (24)
Takagi (19)
Fuel Type –
Natural Gas (132)
Propane (27)
BTU (Max) –
70,000 (1)
80,000 (3)
84,000 (1)
100,000 (1)
120,000 (7)
130,000 (2)
140,000 (12)
157,000 (3)
160,000 (18)
165,000 (1)
Energy Factor –
0.80 - 0.85 (40)
0.85 - 0.90 (5)
0.90 - 0.95 (53)
0.95+ (49)
Vent Type –
Concentric (17)
Concentric Direct-Vent Termination (3)
Direct Exhaust (3)
Direct Vent (65)
Outdoor (No Venting) (19)
Power Direct Vent (6)
Power Vent (11)
Installation Type –
Indoor Only (71)
Indoor/Outdoor (20)
Outdoor Only (42)
Flow Rate At 40F Temp Rise (GPM) –
4.9 (1)
5.0 (1)
5.4 (2)
5.5 (1)
5.8 (5)
6 (1)
6.3 (1)
6.6 (2)
6.7 (2)
7.1 (2)
Flow Rate At 50F Temp Rise (GPM) –
3.9 (2)
4.4 (3)
4.5 (2)
4.6 (3)
4.8 (1)
5.1 (1)
5.3 (2)
5.8 (2)
6.1 (3)
6.2 (6)
Flow Rate At 60F Temp Rise (GPM) –
3.3 (2)
3.7 (1)
3.8 (5)
3.9 (2)
4 (1)
4.2 (1)
4.4 (2)
4.9 (2)
5 (3)
5.2 (2)
Flow Rate At 70F Temp Rise (GPM) –
2.8 (2)
3.2 (3)
3.3 (5)
3.5 (1)
3.6 (1)
3.8 (3)
4.2 (2)
4.3 (2)
4.4 (1)
4.5 (5)
Review Score –
 --%3E %3Csvg version='1.1' id='Fill' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' viewBox='0 0 100 100' enable-background='new 0 0 100 100' xml:space='preserve'%3E %3Cpath fill='%23F15C02' d='M79.44,0.95H20.56C9.78,0.95,0.95,9.78,0.95,20.56v58.87c0,10.79,8.82,19.61,19.61,19.61h58.87 c10.79,0,19.61-8.83,19.61-19.61V20.56C99.05,9.78,90.22,0.95,79.44,0.95z M65.38,58.24l9.38,29.58L49.69,69.78L24.5,87.82 l9.34-29.6L8.8,39.6l30.73-0.17c0,0,6.98-19.61,10-28.93c0.54,1.36,9.88,29.1,9.88,29.1H91.2L65.38,58.24z'/%3E %3C/svg%3E){kind=small}
(39)
 --%3E %3Csvg version='1.1' id='With-RB' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' viewBox='0 0 100 100' enable-background='new 0 0 100 100' xml:space='preserve'%3E %3Cpath fill='%23FBC8B4' d='M79.44,0.95H20.56C9.78,0.95,0.95,9.78,0.95,20.56v58.87c0,10.79,8.82,19.61,19.61,19.61h58.87 c10.79,0,19.61-8.83,19.61-19.61V20.56C99.05,9.78,90.22,0.95,79.44,0.95z M65.38,58.24l9.38,29.58L49.69,69.78L24.5,87.82 l9.34-29.6L8.8,39.6l30.73-0.17c0,0,6.98-19.61,10-28.93c0.54,1.36,9.88,29.1,9.88,29.1H91.2L65.38,58.24z'/%3E %3C/svg%3E){kind=small}
(8)
(1)
(1)
Price Range –
$40 to $45 (1)
$300 to $400 (1)
$400 to $500 (2)
$500 to $600 (5)
$600 to $700 (4)
$700 to $800 (5)
$800 to $900 (6)
$900 to $1000 (13)
$1000 to $1500 (31)
$1500 to $2000 (40)
Tankless Natural Gas Water Heaters
137 items
Grid
List
Compare
 --%3E %3Csvg version='1.1' id='No-RB' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' viewBox='0 0 100 100' enable-background='new 0 0 100 100' xml:space='preserve'%3E %3Cpath fill='%23CECECE' d='M79.44,0.95H20.56C9.78,0.95,0.95,9.78,0.95,20.56v58.87c0,10.79,8.82,19.61,19.61,19.61h58.87 c10.79,0,19.61-8.83,19.61-19.61V20.56C99.05,9.78,90.22,0.95,79.44,0.95z M65.38,58.24l9.38,29.58L49.69,69.78L24.5,87.82 l9.34-29.6L8.8,39.6l30.73-0.17c0,0,6.98-19.61,10-28.93c0.54,1.36,9.88,29.1,9.88,29.1H91.2L65.38,58.24z'/%3E %3C/svg%3E){kind=small}
$913.03 each
In Stock
Get 36 by Thu, Jun 18
In Stock
Get 36 by Thu, Jun 18
Compare
TCT-199I-N 199,000 BTU High Commercial Indoor Condensing Ultra-Low NOx Tankless Water Heater (NG)
(3)
$1,933.19 each
Out of Stock
Get it by Wed, Jul 1 - Mon, Jul 13
Out of Stock
Get it by Wed, Jul 1 - Mon, Jul 13
Compare
$2,131.11 each
In Stock
Get 5 by Wed, Jun 17 - Fri, Jun 19
In Stock
Get 5 by Wed, Jun 17 - Fri, Jun 19
Compare
$1,906.25 each
Out of Stock
Get it by Wed, Jul 1 - Mon, Jul 13
Out of Stock
Get it by Wed, Jul 1 - Mon, Jul 13
Compare
$2,958.42 each
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Compare
$449.00 each
In Stock
Get 20 by Thu, Jun 18 - Fri, Jun 19
In Stock
Get 20 by Thu, Jun 18 - Fri, Jun 19
Compare
$1,002.73 each
In Stock
Get 87 by Fri, Jun 19
In Stock
Get 87 by Fri, Jun 19
Compare
$1,704.13 each
In Stock
Get 4 by Thu, Jun 18 - Mon, Jun 22
In Stock
Get 4 by Thu, Jun 18 - Mon, Jun 22
Compare
$913.03 each
In Stock
Get 224 by Thu, Jun 18
In Stock
Get 224 by Thu, Jun 18
Compare
$1,475.00 each
In Stock
Get 1 by Thu, Jun 18 - Mon, Jun 22
In Stock
Get 1 by Thu, Jun 18 - Mon, Jun 22
Compare
$2,429.37 each
In Stock
Get 20 by Wed, Jun 17 - Fri, Jun 19
In Stock
Get 20 by Wed, Jun 17 - Fri, Jun 19
Compare
$599.00 each
In Stock
Get 95 by Thu, Jun 18 - Fri, Jun 19
In Stock
Get 95 by Thu, Jun 18 - Fri, Jun 19
Compare
$1,787.50 each
In Stock
Get 1 by Thu, Jun 18 - Mon, Jun 22
In Stock
Get 1 by Thu, Jun 18 - Mon, Jun 22
Compare
$1,927.76 each
In Stock
Get 1 by Wed, Jun 17 - Fri, Jun 19
In Stock
Get 1 by Wed, Jun 17 - Fri, Jun 19
Compare
$2,246.71 each
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Compare
$1,813.08 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$1,668.75 each
In Stock
Get 1 by Wed, Jun 17 - Fri, Jun 19
In Stock
Get 1 by Wed, Jun 17 - Fri, Jun 19
Compare
$1,758.45 each
In Stock
Get 1 by Thu, Jun 18 - Mon, Jun 22
In Stock
Get 1 by Thu, Jun 18 - Mon, Jun 22
Compare
$354.00 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$1,589.49 each
In Stock
Get 2 by Wed, Jun 17
In Stock
Get 2 by Wed, Jun 17
Compare
$1,749.34 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$2,288.39 each
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Compare
$2,062.95 each
In Stock
Get 2 by Wed, Jun 17 - Fri, Jun 19
In Stock
Get 2 by Wed, Jun 17 - Fri, Jun 19
Compare
$699.00 each
In Stock
Get 180 by Thu, Jun 18 - Fri, Jun 19
In Stock
Get 180 by Thu, Jun 18 - Fri, Jun 19
Compare
$1,864.67 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$8,880.22 each
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Compare
$1,657.64 each
In Stock
Get 2 by Thu, Jun 18
In Stock
Get 2 by Thu, Jun 18
Compare
$924.50 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$1,366.33 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$1,960.43 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$699.00 each
In Stock
Get 280 by Thu, Jun 18 - Fri, Jun 19
In Stock
Get 280 by Thu, Jun 18 - Fri, Jun 19
Compare
$2,080.88 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$1,855.78 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$8,880.22 each
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Compare
$1,758.45 each
In Stock
Get 2 by Wed, Jun 17 - Fri, Jun 19
In Stock
Get 2 by Wed, Jun 17 - Fri, Jun 19
Compare
$5,926.53 each
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Compare
$8,079.46 each
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Compare
$707.95 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$1,470.18 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$1,295.62 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$896.04 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$1,554.05 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$899.56 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$2,195.96 each
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Backorder
Get it by Wed, Jul 15 - Wed, Aug 12
Compare
$8,079.46 each
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Compare
$1,919.15 each
In Stock
Get 2 by Thu, Jun 18 - Mon, Jun 22
In Stock
Get 2 by Thu, Jun 18 - Mon, Jun 22
Compare
$1,813.78 each
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Compare
$8,079.46 each
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
Backorder
Get it by Thu, Jul 16 - Mon, Aug 17
