Heat Exchangers

Loading Image
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.
Featured Categories
Filter By
  • 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
Model Number WSD 20X20 is the Number 1 Seller
Learn More About WSD 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
32% Buy This
$444.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Model Number LB31-060XJ is the Number 2 Seller
Learn More About AIC Alliance LB31-060XJ
AIC LB31-060XJ, 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
9% Buy This
$601.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Model Number LB31-030XJ is the Number 3 Seller
Learn More About AIC Alliance LB31-030XJ
AIC LB31-030XJ Brazed Flat Plate to Plate Heat Exchanger, Single Wall - 120,000-160,000 BTU, AISI 316L Stainless Steel, Brazed with Copper, 1" MPT Connection
$371.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Model Number WSD 15X15 is the Number 4 Seller
Learn More About WSD WSD 15X15
WSD 15H x 15L, Hot Water Coil, Water to Air Heat Exchanger - 38,000-83,000 BTU, 3 row coils, 12 fins/inch, 1'' copper sweat headers
9% Buy This
$311.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Model Number WSD 12X18 is the Number 5 Seller
Learn More About WSD 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
5% Buy This
$309.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About AIC Alliance B-180
AIC B-180, Shell and Tube Heat Exchanger - 180,000 BTU, Up to 16,000 Gallons, Transfer Area 4.891 SqFt
5% Buy This
$762.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About WSD WSD 16X18
WSD 16H x 18L, Hot Water Coil, Water to Air Heat Exchanger - 40,000-106,000 BTU, 3 row coils, 12 fins/inch, 1'' copper sweat headers
5% Buy This
$345.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About WSD 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
5% Buy This
$401.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About WSD WSD 22X22
WSD 22H x 22L, Hot Water Coil, Water to Air Heat Exchanger - 69,000-173,000 BTU, 3 row coils, 12 fins/inch, 1'' copper sweat headers
5% Buy This
$517.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About WSD WSD 22X25
WSD 22H x 25L, Hot Water Coil, Water to Air Heat Exchanger - 72,000-197,000 BTU, 3 row coils, 12 fins/inch, 1'' copper sweat headers
5% Buy This
$530.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About AIC Alliance LA14-10
AIC LA14-10, 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
$148.00
Factory-Direct
Learn More About AIC Alliance LA14-30
AIC LA14-30, 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
$208.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About AIC Alliance LB31-010XJ
AIC LB31-010XJ, 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
$228.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About Weil-McLain 389900120
Weil-McLain - 2" x 10" - Pool Heater Nipple Kit - for Maxi-Flo Pool Heat Exchangers - 389900120
$173.00
In-Stock
Learn More About AIC Alliance LB31-090XJ
AIC LB31-090XJ, 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
$847.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About AIC Alliance LA14-40 DW
AIC LA14-40DW, Brazed Flat Plate to Plate Heat Exchanger - Double Wall, 7.6'' L x 3.1'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
$878.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About AIC Alliance LB31-30 DW
AIC LB31-30DW, Brazed Flat Plate to Plate Heat Exchanger - Double Wall, 12.0'' L x 5.0'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
$1,187.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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
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.
Learn More About AIC Alliance LB31-50 DW
AIC LB31-50DW, Brazed Flat Plate to Plate Heat Exchanger - Double Wall, 12.0'' L x 5.0'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
$1,897.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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
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.
Learn More About AIC Alliance LB31-60 DW
AIC LB31-60DW, Brazed Flat Plate to Plate Heat Exchanger - Double Wall, 12.0'' L x 5.0'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
$2,212.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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
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.
Learn More About AIC Alliance LC110X-70 DW
AIC LC110X-70DW, Brazed Flat Plate Heat Exchanger - Double Wall, 20.9'' L x 9.8'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
$5,611.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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
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.
Learn More About AIC Alliance LC110X-80 DW
AIC LC110X-80DW, Brazed Flat Plate Heat Exchanger - Double Wall, 20.9'' L x 9.8'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
$6,320.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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
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.
Learn More About AIC Alliance LB31-40 DW
AIC LB31-40DW, Brazed Flat Plate to Plate Heat Exchanger - Double Wall, 12.0'' L x 5.0'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
$1,591.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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
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.
Learn More About AIC Alliance LC110-30DWRB
AIC LC110-30DWRB, Brazed Flat Plate to Plate Heat Exchanger - Double Wall, 20.9'' L x 9.8'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
$2,767.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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
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.
Learn More About AIC Alliance LC110-60DWRB
AIC LC110-60DWRB, Brazed Flat Plate to Plate Heat Exchanger - Double Wall, 20.9'' L x 9.8'' W, copper brazing material, working pressure up to 481 psi, working temperature up to 445 degrees Fahrenheit
$4,860.00
Factory-Direct
Freight Icon
Free Shipping
Learn More About Free Freight
Free Shipping
*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
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.