Heater Accessories

Shop By Style
1260 Products
Filters
Brand
View Less
+ Show More
Type
View More
+ Show More
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.
View More
Product Height (Inches)
View More
+ Show More
Product Width (Inches)
View More
+ Show More
Product Length (Inches)
View More
+ Show More
Voltage (Volts)
View More
+ Show More
Price
View More
To
+ Show More
Number of Zones Learn More
Number of Zones
A zone is a room or area within a building that has its own temperature control.
View More
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.
View More
To
Maximum Number of Zones
View More
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.
View More
+ Show More
Style
View More
Casing
View More
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.
View More
Learn More About AIC Alliance LB31-70XJacw-sale-badge
AIC Alliance LB31-070XJ, Brazed Flat Plate to Plate Heat Exchanger- Single Wall
Write A Review
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
Free Shipping
Learn More
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
AIC Alliance LB31-070XJ, Brazed Flat Plate to Plate Heat Exchanger- Single Wall
Learn More About WSD WSD 12X18acw-sale-badge
WSD 12H x 18L Water to Air Heat Exchanger 38,000-80,000 BTU
Write A Review
WSD 12H x 18L Water to Air Heat Exchanger 38,000-80,000 BTU
Item#: 45150
Model#: WSD 12X18
Brand: WSD
$350.75
Free Shipping
Learn More
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
WSD 12H x 18L Water to Air Heat Exchanger 38,000-80,000 BTU
Learn More About WSD WSD 22X25acw-sale-badge
WSD 22H x 25L Water to Air Heat Exchanger 72,000-197,000 BTU
Write A Review
WSD 22H x 25L Water to Air Heat Exchanger 72,000-197,000 BTU
Item#: 45161
Model#: WSD 22X25
Brand: WSD
$602.11
Free Shipping
Learn More
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
WSD 22H x 25L Water to Air Heat Exchanger 72,000-197,000 BTU
Learn More About Reznor 205895acw-sale-badge
Reznor CC2 Vertical Roof Vent Kit For Reznor UDXC/UBXC Gas Fired Unit Heaters
Write A Review
Reznor CC2 Vertical Roof Vent Kit For Reznor UDXC/UBXC Gas Fired Unit Heaters
Item#: 45956
Model#: 205895
Brand: Reznor
$421.00
Free Shipping
Learn More
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
Reznor CC2 Vertical Roof Vent Kit For Reznor UDXC/UBXC Gas Fired Unit Heaters
Learn More About Reznor 205896acw-sale-badge
Reznor CC2 Vertical Roof Vent Kit For Reznor UDAS/UDBS/UDZ-150-400 Gas Fired Unit Heaters
Write A Review
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
Free Shipping
Learn More
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
Reznor CC2 Vertical Roof Vent Kit For Reznor UDAS/UDBS/UDZ-150-400 Gas Fired Unit Heaters
Learn More About Weil-McLain 386700350acw-sale-badge
Weil-McLain Steam - Tankless Water Heater Kit
Write A Review
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
Free Shipping
Learn More
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
Weil-McLain Steam - Tankless Water Heater Kit
Learn More About Taco 007e-2F4acw-sale-badge
Taco 007e™ - Variable Speed ECM Circulator Pump - Cast Iron - Universal Flange
Write A Review
Item#: 102946
Model#: 007e-2F4
Brand: Taco
$222.00
Free Shipping
Learn More
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
Taco 007e™ - Variable Speed ECM Circulator Pump - Cast Iron - Universal Flange
Learn More About Weil-McLain 383900126acw-sale-badge
Weil-McLain Easy-Up Manifold Kit - For Evergreen 299-399 Hot Water Boilers
Write A Review
Item#: 105321
Model#: 383900126
Brand: Weil-McLain
$950.00
Free Shipping
Learn More
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
Weil-McLain Easy-Up Manifold Kit - For Evergreen 299-399 Hot Water Boilers