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Your boiler is only as effective as its heat exchanger. We carry a wide variety of heat exchangers in multiple styles, so you will find exactly what you need. Let our experts help you find the perfect heat exchanger today.
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Model Number WSD 18X20 is the Number 1 Seller
Learn More About WSD 18X20
WSD Hot Water Coil, Water to Air Heat Exchanger - 49,000-133,000 BTU
Model: WSD 18X20
WSD 18H x 20L, Hot Water Coil, Water to Air Heat Exchanger - 49,000-133,000 BTU, 3 row coils, 12 fins/inch, 1'' copper sweat headers
21% Buy This
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$307.00
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Model Number LB31-100XJ is the Number 2 Seller
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AIC Alliance LB31-100XJ, Brazed Flat Plate to Plate Heat Exchanger - Single Wall
Model: LB31-100XJ
AIC LB31-100XJ, Brazed Flat Plate to Plate Heat Exchanger - Single Wall, 12.0'' L x 5.0'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
14% Buy This
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$804.95
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Model Number WSD 20X20 is the Number 3 Seller
Learn More About WSD 20X20
WSD Hot Water Coil, Water to Air Heat Exchanger - 50,000-145,000 BTU
Model: WSD 20X20
WSD 20H x 20L, Hot Water Coil, Water to Air Heat Exchanger - 50,000-145,000 BTU, 3 row coils, 12 fins/inch, 1'' copper sweat headers
14% Buy This
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$337.42
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Model Number LA14-20 is the Number 4 Seller
Learn More About LA14-20
AIC Alliance LA14-20, Brazed Flat Plate to Plate Heat Exchanger - Single Wall
Model: LA14-20
AIC LA14-20, Brazed Flat Plate to Plate Heat Exchanger - Single Wall, 7.6'' L x 3.1'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
7% Buy This
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$122.75
Backordered
Est. Ship Date Mar 28
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Model Number LB31-050XJ is the Number 5 Seller
Learn More About LB31-050XJ
AIC Alliance LB31-050XJ Brazed Flat Plate to Plate Heat Exchanger- Single Wall-Up to 300,000BTU
Model: LB31-050XJ
AIC LB31-050XJ Brazed Flat Plate to Plate Heat Exchanger, Single Wall - 260,000-300,000 BTU, AISI 316L Stainless Steel, Brazed with Copper, 1" MPT Connection
7% Buy This
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$453.95
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Learn More About 636000030
Weil-McLain Maxi-Flo - 95,000 BTU - Pool Heater
Model: 636000030
Weil-McLain - WMPH-95 - 95,000 BTU - Pool Heater - 636000030
7% Buy This
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$459.81
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Learn More About WSD 12X18
WSD Hot Water Coil, Water to Air Heat Exchanger - 38,000-80,000 BTU
Model: WSD 12X18
WSD 12H x 18L, Hot Water Coil, Water to Air Heat Exchanger - 38,000-80,000 BTU, 3 row coils, 12 fins/inch, 1'' copper sweat headers
7% Buy This
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$216.97
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Learn More About WSD 17X22
WSD Hot Water Coil, Water to Air Heat Exchanger - 50,000-133,000 BTU
Model: WSD 17X22
WSD 17H x 22L, Hot Water Coil, Water to Air Heat Exchanger - 50,000-133,000 BTU, 3 row coils, 12 fins/inch, 1'' copper sweat headers
7% Buy This
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$308.06
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Learn More About WSD 18X18
WSD Hot Water Coil, Water to Air Heat Exchanger - 47,000-120,000 BTU
Model: WSD 18X18
WSD 18H x 18L, Hot Water Coil, Water to Air Heat Exchanger - 47,000-120,000 BTU, 3 row coils, 12 fins/inch, 1'' copper sweat headers
7% Buy This
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$296.21
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Learn More About WSD 20X19
WSD Hot Water Coil, Water to Air Heat Exchanger - 49,000-136,000 BTU
Model: WSD 20X19
WSD 20H x 19L, Hot Water Coil, Water to Air Heat Exchanger - 49,000-136,000 BTU, 3 row coils, 12 fins/inch, 1'' copper sweat headers
7% Buy This
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$328.00
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Learn More About B-45
AIC Alliance B-45, Shell and Tube Heat Exchanger - 45,000 BTU
Model: B-45
AIC B-45, Shell and Tube Heat Exchanger - 45,000 BTU, Up to 3,000 Gallons, Transfer Area 1.87 SqFt
4.0 out of 54.0 out of 54.0 out of 54.0 out of 54.0 out of 5(1)
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$437.75
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Learn More About B-130
AIC Alliance B-130, Shell and Tube Heat Exchanger - 130,000 BTU
Model: B-130
AIC B-130, Shell and Tube Heat Exchanger - 130,000 BTU, Up to 11,000 Gallons, Transfer Area 3.30 SqFt
4.0 out of 54.0 out of 54.0 out of 54.0 out of 54.0 out of 5(1)
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$479.75
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Learn More About 389900115
Weil-McLain 1-1/2" x 10" - Pool Heater Nipple Kit
Model: 389900115
Weil-McLain - 1-1/2" x 10" - Pool Heater Nipple Kit - for Maxi-Flo Pool Heat Exchangers - 389900115
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$114.46
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Learn More About 389900120
Weil-McLain 2" x 10" - Pool Heater Nipple Kit
Model: 389900120
Weil-McLain - 2" x 10" - Pool Heater Nipple Kit - for Maxi-Flo Pool Heat Exchangers - 389900120
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$135.84
Only 1 In-Stock
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Learn More About 636000032
Weil-McLain Maxi-Flo - 200,000 BTU - Pool Heater
Model: 636000032
Weil-McLain - WMPH-200 - 200,000 BTU - Pool Heater - 636000032
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$907.20
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Learn More About 636000034
Weil-McLain Maxi-Flo - 400,000 BTU - Pool Heater
Model: 636000034
Weil-McLain - WMPH-400 - 400,000 BTU - Pool Heater - 636000034
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$1,558.80
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Learn More About 636000007
Weil-McLain WMBP - Brazed-Plate Heat Exchanger - 10 Plates
Model: 636000007
Weil-McLain - WMBP4-10 - Brazed-Plate Heat Exchanger - 10 Plates - 1.7 GPM Domestic Hot Water Production at 90 degree F Temperature Rise and Boiler Input of 75,000 - 636000007
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$702.00
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Learn More About 636000004
Weil-McLain WMBP - Brazed-Plate Heat Exchanger - 14 Plates
Model: 636000004
Weil-McLain - WMBP3-14 - Brazed-Plate Heat Exchanger - 14 Plates - 1.2 GPM Domestic Hot Water Production at 90 degree F Temperature Rise and Boiler Input of 55,000 - 636000004
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$528.30
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Learn More About 636000008
Weil-McLain WMBP - Brazed-Plate Heat Exchanger - 14 Plates
Model: 636000008
Weil-McLain - WMBP4-14 - Brazed-Plate Heat Exchanger - 14 Plates - 1.8 GPM Domestic Hot Water Production at 90 degree F Temperature Rise and Boiler Input of 80,000 - 636000008
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$738.00
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Learn More About 636000002
Weil-McLain WMBP - Brazed-Plate Heat Exchanger - 20 Plates
Model: 636000002
Weil-McLain - WMBP1-20E - Brazed-Plate Heat Exchanger - 20 Plates - 1 GPM Domestic Hot Water Production at 90 degree F Temperature Rise and Boiler Input of 45,000 - 636000002
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$267.83
Only 1 In-Stock
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Learn More About 636000012
Weil-McLain WMBP - Brazed-Plate Heat Exchanger - 20 Plates
Model: 636000012
Weil-McLain - WMBP7-20 - Brazed-Plate Heat Exchanger - 20 Plates - 2.6 GPM Domestic Hot Water Production at 90 degree F Temperature Rise and Boiler Input of 120,000 - 636000012
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$2,467.80
Factory-Direct
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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 636000009
Weil-McLain WMBP - Brazed-Plate Heat Exchanger - 24 Plates
Model: 636000009
Weil-McLain - WMBP4-24 - Brazed-Plate Heat Exchanger - 24 Plates - 2 GPM Domestic Hot Water Production at 90 degree F Temperature Rise and Boiler Input of 90,000 - 636000009
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$956.70
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Learn More About 636000013
Weil-McLain WMBP - Brazed-Plate Heat Exchanger - 24 Plates
Model: 636000013
Weil-McLain - WMBP7-24 - Brazed-Plate Heat Exchanger - 24 Plates - 2.9 GPM Domestic Hot Water Production at 90 degree F Temperature Rise and Boiler Input of 130,000 - 636000013
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$2,720.70
Factory-Direct
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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.
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Learn More About 636000003
Weil-McLain WMBP - Brazed-Plate Heat Exchanger - 30 Plates
Model: 636000003
Weil-McLain - WMBP1-30E - Brazed-Plate Heat Exchanger - 30 Plates - 1.1 GPM Domestic Hot Water Production at 90 degree F Temperature Rise and Boiler Input of 50,000 - 636000003
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$345.60
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