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Propane boilers, also known as LP or liquid propane boilers, come in both hot water and steam medium options. We carry propane boilers from the top manufacturers in a variety of sizes. Find one for your application today.
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Model Number CB199DV-LP is the Number 1 Seller
Learn More About CB199DV-LP
Noritz CB199 - 120k BTU - 95.1% AFUE - Combi Propane Boiler - Direct Vent
Model: CB199DV-LP
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 120K BTU Gross Input, 109K BTU DOE Capacity, 95K BTU Net IBR Capacity. Includes Circulator.
33% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(3)
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On Sale Ends 04/30
$1,870.00
Was 
$2,170.00
SAVE $300.00
Only 4 In-Stock
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Model Number 381357832 is the Number 2 Seller
Learn More About 381357832
Model 381357832 is a Recommended Product
Weil-McLain CGa-4-PIDL - 88K BTU - 84.0% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: 381357832
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 105K BTU Gross Input, 88K BTU DOE Capacity, 77K BTU Net IBR Capacity. Includes Circulator.
16% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(22)
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$1,821.56
In-Stock
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Model Number CB180DV-LP is the Number 3 Seller
Learn More About CB180DV-LP
Noritz CB180 - 100k BTU - 95.1% AFUE - Combi Propane Boiler - Direct Vent
Model: CB180DV-LP
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 100K BTU Gross Input, 92K BTU DOE Capacity, 80K BTU Net IBR Capacity. Includes Circulator.
12% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(2)
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On Sale Ends 04/30
$1,765.00
Was 
$2,065.00
SAVE $300.00
Only 3 In-Stock
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Model Number NRCB180DV-LP is the Number 4 Seller
Learn More About NRCB180DV-LP
Noritz NRCB180 - 100k BTU - 95% AFUE - Combi Propane Boiler - Direct Vent
Model: NRCB180DV-LP
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 100K BTU Gross Input, 92K BTU DOE Capacity, 80K BTU Net IBR Capacity. Includes Circulator.
7% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(2)
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On Sale Ends 04/30
$2,023.08
Was 
$2,199.00
SAVE $175.92
Only 1 In-Stock
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Model Number 381357836 is the Number 5 Seller
Learn More About 381357836
Model 381357836 is a Recommended Product
Weil-McLain CGa-6-PIDL - 146K BTU - 83.2% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: 381357836
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 175K BTU Gross Input, 146K BTU DOE Capacity, 127K BTU Net IBR Capacity. Includes Circulator.
5% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(22)
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$2,468.00
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Learn More About 381357912
Model 381357912 is a Recommended Product
Weil-McLain CGi-5-PIL - 100K BTU - 83.3% AFUE - Hot Water Propane Boiler - Power Vent
Model: 381357912
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 119K BTU Gross Input, 100K BTU DOE Capacity, 87K BTU Net IBR Capacity. Includes Circulator.
5% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(13)
Q&As (3)
$2,248.09
Factory-Direct
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Learn More About 381357918
Model 381357918 is a Recommended Product
Weil-McLain CGi-8-PIL - 194K BTU - 82.7% AFUE - Hot Water Propane Boiler - Power Vent
Model: 381357918
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 233K BTU Gross Input, 194K BTU DOE Capacity, 169K BTU Net IBR Capacity. Includes Circulator.
5% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(11)
Q&As (2)
$3,098.03
Factory-Direct
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Learn More About 381357943
Model 381357943 is a Recommended Product
Weil-McLain CGi-4-PIL - 76K BTU - 85.0% AFUE - Hot Water Propane Boiler - Power Vent
Model: 381357943
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 90K BTU Gross Input, 76K BTU DOE Capacity, 66K BTU Net IBR Capacity. Includes Circulator.
5% Buy This
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)
$2,059.00
Only 4 In-Stock
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Learn More About 381357834
Model 381357834 is a Recommended Product
Weil-McLain CGa-5-PIDL - 117K BTU - 83.5% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: 381357834
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 140K BTU Gross Input, 117K BTU DOE Capacity, 102K BTU Net IBR Capacity. Includes Circulator.
2% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(23)
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$2,148.00
In-Stock
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Learn More About 381357828
Model 381357828 is a Recommended Product
Weil-McLain CGa-25-PIDL - 44K BTU - 84.0% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: 381357828
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 52K BTU Gross Input, 44K BTU DOE Capacity, 38K BTU Net IBR Capacity. Includes Circulator.
2% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(22)
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$1,512.11
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Learn More About 381357830
Model 381357830 is a Recommended Product
Weil-McLain CGa-3-PIDL - 59K BTU - 84.0% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: 381357830
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 70K BTU Gross Input, 59K BTU DOE Capacity, 51K BTU Net IBR Capacity. Includes Circulator.
2% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(22)
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$1,748.00
In-Stock
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Learn More About GWA-105-L-T-S2
Model GWA-105-L-T-S2 is a Recommended Product
Williamson-Thermoflo GWA-105 - 88K BTU - 83.0% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: GWA-105-L-T-S2
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 105K BTU Gross Input, 88K BTU DOE Capacity, 77K BTU Net IBR Capacity. Includes Circulator.
2% Buy This
4.7 out of 54.7 out of 54.7 out of 54.7 out of 54.7 out of 5(13)
Q&As (5)
$1,629.95
Factory-Direct
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Learn More About 381357914
Model 381357914 is a Recommended Product
Weil-McLain CGi-6-PIL - 140K BTU - 83.3% AFUE - Hot Water Propane Boiler - Power Vent
Model: 381357914
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 167K BTU Gross Input, 140K BTU DOE Capacity, 122K BTU Net IBR Capacity. Includes Circulator.
2% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(12)
Q&As (2)
$2,528.02
Only 2 In-Stock
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Learn More About NRCB199DV-LP
Noritz NRCB199 - 120k BTU - 95% AFUE - Combi Propane Boiler - Direct Vent
Model: NRCB199DV-LP
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 120K BTU Gross Input, 111K BTU DOE Capacity, 97K BTU Net IBR Capacity. Includes Circulator.
2% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(2)
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On Sale Ends 04/30
$2,151.88
Was 
$2,339.00
SAVE $187.12
Only 2 In-Stock
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Learn More About GWA-052-L-T-S2
Model GWA-052-L-T-S2 is a Recommended Product
Williamson-Thermoflo GWA-052 - 43K BTU - 83.0% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: GWA-052-L-T-S2
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 52K BTU Gross Input, 43K BTU DOE Capacity, 37K BTU Net IBR Capacity. Includes Circulator.
4.7 out of 54.7 out of 54.7 out of 54.7 out of 54.7 out of 5(13)
Q&As (5)
$1,689.00
Only 1 In-Stock
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Learn More About GWA-070-L-T-S2
Model GWA-070-L-T-S2 is a Recommended Product
Williamson-Thermoflo GWA-070 - 58K BTU - 83.0% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: GWA-070-L-T-S2
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 70K BTU Gross Input, 58K BTU DOE Capacity, 50K BTU Net IBR Capacity. Includes Circulator.
4.7 out of 54.7 out of 54.7 out of 54.7 out of 54.7 out of 5(13)
Q&As (5)
$1,464.95
Only 1 In-Stock
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Learn More About GWA-210-L-T-S2
Model GWA-210-L-T-S2 is a Recommended Product
Williamson-Thermoflo GWA-210 - 175K BTU - 82.4% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: GWA-210-L-T-S2
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 210K BTU Gross Input, 175K BTU DOE Capacity, 151K BTU Net IBR Capacity. Includes Circulator.
4.7 out of 54.7 out of 54.7 out of 54.7 out of 54.7 out of 5(13)
Q&As (5)
$2,291.95
Only 1 In-Stock
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Learn More About GWA-245-L-T-S2
Model GWA-245-L-T-S2 is a Recommended Product
Williamson-Thermoflo GWA-245 - 202K BTU - 82.2% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: GWA-245-L-T-S2
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 245K BTU Gross Input, 202K BTU DOE Capacity, 176K BTU Net IBR Capacity. Includes Circulator.
4.7 out of 54.7 out of 54.7 out of 54.7 out of 54.7 out of 5(13)
Q&As (5)
$2,955.95
Factory-Direct
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Learn More About 381357906
Model 381357906 is a Recommended Product
Weil-McLain CGi-3-PIL - 51K BTU - 85.1% AFUE - Hot Water Propane Boiler - Power Vent
Model: 381357906
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 60K BTU Gross Input, 51K BTU DOE Capacity, 45K BTU Net IBR Capacity. Includes Circulator.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(12)
Q&As (2)
$1,841.34
Only 3 In-Stock
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Learn More About AWR038ELST2PSU
Model AWR038ELST2PSU is a Recommended Product
Crown Boiler AWR038 - 32K BTU - 83.0% AFUE - Hot Water Propane Boiler - Chimney Vent
Model: AWR038ELST2PSU
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 38K BTU Gross Input, 32K BTU DOE Capacity, 28K BTU Net IBR Capacity. Includes Circulator.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(6)
Q&A (1)
$1,790.00
Factory-Direct
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Learn More About E75CP
Model E75CP is a Recommended Product
Rinnai - 69K BTU - 95.5% AFUE - Combi Propane Boiler - Direct Vent
Model: E75CP
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 75K BTU Gross Input, 69K BTU DOE Capacity, 72K BTU Net IBR Capacity. Includes Circulator.
4.5 out of 54.5 out of 54.5 out of 54.5 out of 54.5 out of 5(6)
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$2,339.00
Was 
$3,350.00
SAVE $1,011.00
Only 2 In-Stock
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Learn More About KIN9LPI-LE2
Model KIN9LPI-LE2 is a Recommended Product
Burnham IN9 - 174K BTU - 82.2% AFUE - Steam Propane Boiler - Chimney Vent - Trim Sold Separately
Model: KIN9LPI-LE2
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Disassembled. Ratings: 280K BTU Gross Input, 231K BTU DOE Capacity, 174K BTU Net IBR Capacity.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(4)
Q&As (2)
$4,199.00
Factory-Direct
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Learn More About BSI103ELPZZPSU
Model BSI103ELPZZPSU is a Recommended Product
Crown Boiler BSI103 - 64K BTU - 82.0% AFUE - Steam Propane Boiler - Chimney Vent
Model: BSI103ELPZZPSU
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 103K BTU Gross Input, 85K BTU DOE Capacity, 64K BTU Net IBR Capacity.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(3)
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$2,550.00
Factory-Direct
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Free Shipping & Lift Gate
Learn More About Free Freight *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.
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2% Check Discount
Learn More About 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.
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Learn More About BSI172ELPZZPSU
Model BSI172ELPZZPSU is a Recommended Product
Crown Boiler BSI172 - 107K BTU - 82.1% AFUE - Steam Propane Boiler - Chimney Vent
Model: BSI172ELPZZPSU
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 172K BTU Gross Input, 142K BTU DOE Capacity, 107K BTU Net IBR Capacity.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(3)
Ask a Question
$3,050.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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 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

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