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Heating Supply/Return Connection Size (")
1
(75)
1.25
(75)
1.5
(75)
2
(75)
2.5
(75)
DHW Inlet/Outlet Connection Size (")
1
(75)
0.75
(75)
Gas Inlet Connection Size (")
0.5
(75)
0.75
(75)
1.25
(75)
1.5
(75)
2
(75)
1
(75)
Condensate Outlet Connection Size (")
0.75
(75)
0.5
(75)
1.25
(75)
Max DHW Flow Rate at 77°F (43°C) Temp Rise
2.6
(75)
4
(75)
4.2
(75)
4.8
(75)
3.2
(75)
3.4
(75)
4.5
(75)
4.7
(75)
DHW Min BTU/h
29000
(75)
20000
(75)
33000
(75)
NG: 23500 / LP: 73500
(75)
NG: 23500 LP: 73500
(75)
NG: 17000 / LP: 31500
(75)
12000
(75)
14000
(75)
18000
(75)
DHW Max BTU/h
106000
(75)
125000
(75)
124000
(75)
160000
(75)
103000
(75)
120000
(75)
150000
(75)
180000
(75)
199000
(75)
175000
(75)
Space Heating Minimum BTU/h Input
15000
(75)
20000
(75)
33000
(75)
13000
(75)
23000
(75)
29000
(75)
23500
(75)
17000
(75)
28000
(75)
19900
(75)
16000
(75)
12000
(75)
14000
(75)
18000
(75)
17500
(75)
10000
(75)
8000
(75)
21000
(75)
30000
(75)
42000
(75)
57000
(75)
79800
(75)
100000
(75)
150000
(75)
170000
(75)
40000
(75)
26000
(75)
Space Heating Max BTU/h Input
96000
(75)
125000
(75)
160000
(75)
50000
(75)
84000
(75)
106000
(75)
75000
(75)
100000
(75)
225000
(75)
120000
(75)
90000
(75)
60000
(75)
140000
(75)
199000
(75)
80000
(75)
200000
(75)
300000
(75)
400000
(75)
750000
(75)
999000
(75)
1250000
(75)
1500000
(75)
1750000
(75)
1999000
(75)
175000
(75)
399000
(75)
301000
(75)
110000
(75)
150000
(75)
55000
(75)
105000
(75)
210000
(75)
285000
(75)
500000
(75)
850000
(75)
260000
(75)
115000
(75)
85000
(75)
Space Heating Max BTU/h Output
92160
(75)
118750
(75)
150400
(75)
47500
(75)
78960
(75)
90240
(75)
100700
(75)
41000
(75)
62000
(75)
82000
(75)
102000
(75)
184000
(75)
43000
(75)
64000
(75)
85000
(75)
106000
(75)
136000
(75)
191000
(75)
152000
(75)
114000
(75)
85500
(75)
57000
(75)
133000
(75)
189050
(75)
76000
(75)
95000
(75)
170000
(75)
255000
(75)
340000
(75)
425000
(75)
638000
(75)
849000
(75)
1064000
(75)
1277000
(75)
1489000
(75)
1701000
(75)
166250
(75)
389000
(75)
293000
(75)
104500
(75)
142500
(75)
52250
(75)
99750
(75)
199500
(75)
270750
(75)
379050
(75)
475000
(75)
712500
(75)
807500
(75)
383040
(75)
247000
(75)
110400
(75)
81600
(75)
AFUE (%)
96
(75)
95
(75)
94
(75)
83
(75)
82
(75)
85
(75)
97.5
(75)
Turndown Ratio
6.25:1
(75)
6.8:1
(75)
5.1:1
(75)
5.3:1
(75)
3.5:1
(75)
3.8:1
(75)
5:1
(75)
10:1
(75)
6:1
(75)
15:1
(75)
6.2:1
(75)
8:1
(75)
Voltage (v)
115/120
(75)
Phase (Ph)
1
(75)
Hertz (Hz)
60
(75)
Ignition System
Electronic Spark Ignition
(75)
Hot Surface Type
(75)
Intermittent Pilot Ignition
(75)
Casing Materials
Stainless Steel
(75)
Cold Rolled Carbon Steel
(75)
Polypropylene, Stainless Steel, PVC, CPVC
(75)
Primary/Secondary Heat Exchanger Materials
Copper/Aluminum
(75)
Cast Iron and Copper
(75)
Stainless Steel
(75)
Copper
(75)
Titanium
(75)
DHW Heat Exchanger Materials
Copper/Aluminum
(75)
Copper/Nickel
(75)
Stainless Steel
(75)
Cascadable
Yes
(75)
No
(75)
Pump Included
Yes
(75)
No
(75)
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Boilers
Laars JVS075NDJSU2 75000 BTU/h Floor Mount 85% AFUE Non-Condensing Boiler
Rated
0
out of 5
$
1,916.75
Add to cart
Boilers
IBC HC 20‐125NG 125000 BTU/h Wall Mount 95% AFUE Condensing Boiler
Rated
0
out of 5
$
3,200.32
Add to cart
Boilers
Navien NHB-80 80000 BTU/h Wall Mount 95% AFUE Condensing Boiler
Rated
0
out of 5
$
3,570.00
Add to cart
Boilers
IBC SL 10‐85G3 85000 BTU/h Wall Mount 96% AFUE Condensing Boiler
Rated
0
out of 5
$
4,522.00
Add to cart
Boilers
Navien NCB-240E 120000 BTU/h Wall Mount 95% AFUE Condensing Combination Boiler
Rated
0
out of 5
$
4,333.00
Add to cart
Boilers
Laars MFTCW199NA1XN 199000 BTU/h Wall Mount 95% AFUE Condensing Fire-Tube Combi Boiler
Rated
0
out of 5
$
3,795.96
Add to cart
Boilers
Rinnai M120SN 120000 BTU/h Wall Mount 95% AFUE Condensing Boiler
Rated
0
out of 5
$
3,256.65
Add to cart
Boilers
Laars JVS050NDJSU2 50000 BTU/h Floor Mount 85% AFUE Non-Condensing Boiler
Rated
0
out of 5
$
1,805.94
Add to cart
Boilers
IBC HC 29‐106NG 106000 BTU/h Wall Mount 95% AFUE Condensing Boiler
Rated
0
out of 5
$
3,198.92
Add to cart
Boilers
IBC SL 14‐115G3 115000 BTU/h Wall Mount 96% AFUE Condensing Boiler
Rated
0
out of 5
$
4,579.75
Add to cart
Boilers
Navien NHB-55 55000 BTU/h Wall Mount 95% AFUE Condensing Boiler
Rated
0
out of 5
$
3,220.00
Add to cart
Boilers
Navien NCB-210E 100000 BTU/h Wall Mount 95% AFUE Condensing Combination Boiler
Rated
0
out of 5
$
4,053.00
Add to cart
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