Heater Accessories

1260 Products
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Fuel Type Learn More
Fuel Type
To create heat, some form of fuel is required. Fuel Type specifies what the product uses as an input to create heat.
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Product Height (Inches)
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Voltage (Volts)
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Number of Zones Learn More
Number of Zones
A zone is a room or area within a building that has its own temperature control.
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DOE Heating Capacity (BTU) Learn More
DOE Heating Capacity (BTU)
Also referred to as Gross Output, this is the output of a boiler after accounting for combustion efficiency. We recommend sizing hot water boilers based on the DOE Heating Capacity.
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Maximum Number of Zones
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Maximum Input Capacity (BTU) Learn More
Maximum Input Capacity (BTU)
The Maximum Input Capacity describes how quickly the appliance will use fuel when delivering it's maximum capacity. The units may change depending on the fuel being used.
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Style
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Casing
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Vent Type Learn More
Vent Type
Products that use combustion (burning) of fuel to create heat also create potentially dangerous gasses that need to be exhausted (AKA "Vented"). Depending on the product, venting can be done via a chimney, through a side wall, or use a second vent to provide fresh air to the appliance.
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AIC LB31-070XJ, 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
Item#: 44983
Model#: LB31-70XJ
Brand: AIC Alliance
$801.00
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*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 map apply, see our full shipping policy for more details.
Factory-Direct
WSD 12H x 18L Water to Air Heat Exchanger 38,000-80,000 BTU
Item#: 45150
Model#: WSD 12X18
Brand: WSD
$350.75
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*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 map apply, see our full shipping policy for more details.
Factory-Direct
WSD 22H x 25L Water to Air Heat Exchanger 72,000-197,000 BTU
Item#: 45161
Model#: WSD 22X25
Brand: WSD
$602.11
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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 map apply, see our full shipping policy for more details.
Factory-Direct
Reznor CC2 Vertical Roof Vent Kit For Reznor UDXC/UBXC Gas Fired Unit Heaters
Item#: 45956
Model#: 205895
Brand: Reznor
$421.00
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*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 map apply, see our full shipping policy for more details.
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Reznor CC2 Vertical Roof Vent Kit For Reznor UDAS/UDBS/UDZ-150-400 Gas Fired Unit Heaters, optional accessory
Item#: 45957
Model#: 205896
Brand: Reznor
$557.00
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*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 map apply, see our full shipping policy for more details.
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Weil-McLain - Steam - 35-S-29 - Tankless Water Heater Kit - For Weil-McLain (P)EG-S-PIDN-T, EGH-S-PID-T, and SGO Steam Boilers - MPN: 386700350
Item#: 49939
Model#: 386700350
Brand: Weil-McLain
$438.00
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*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 map apply, see our full shipping policy for more details.
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$222.00
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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 map apply, see our full shipping policy for more details.
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$950.00
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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 map apply, see our full shipping policy for more details.
In-Stock