Home Heating

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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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Type
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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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Net I=B=R Capacity (BTU) Learn More
Net I=B=R Capacity (BTU)
I=B=R, also referred to as Net Output or AHRI Capacity, is the rated heat output of a boiler after accounting for combustion efficiency, piping loss, and an extra pickup factor. We recommend sizing steam boilers based on the I=B=R rating.
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Heating BTU
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Cooling BTU
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Capacity (Tons) Learn More
Capacity (Tons)
Tonnage, or tons of cooling, is a short hand method for describing the capacity of cooling equipment. One ton is equal to approximately 12 kBTU/hr.
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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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AFUE (%) Learn More
AFUE (%)
AFUE (Annual Fuel Utilization Efficiency) measures the efficiency of combustion equipment over the entire heating season, and is calculated by dividing the amount of energy that is actually heating your home by the total energy contained in the fuel used by the boiler/furnace.
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Efficiency (%)
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Refrigerant Type
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$2,036.00
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Ecostyle - B-36.24 ECO - 6,362 BTU with a boiler supply temperature of 180 degrees F - Hydronic Panel Radiator - 36"H x 24"W - White
Item#: 24167
Model#: ECS362422CV
Brand: Ecostyle
$503.00
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*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
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Weil-McLain - Tankless Water Heater Coil - For WTGO-3, WTGO-4, WTGO-5, and WTGO-6 Hot Water Boilers - MPN: 590921612
Item#: 50071
Model#: 590921612
Brand: Weil-McLain
$323.00
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$2,413.00
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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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Free Lift Gate
*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
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Buderus - 7750102606 - 3,511 BTU - Hydronic Panel Radiator - 20" Height x 24" Width x 4" Depth
Item#: 79632
Model#: 7750102606
Brand: Buderus
$384.00
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Modine - HD75AS0121 - 75,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
Item#: 48435
Model#: HD75AS0121
Brand: Modine
$1,166.00
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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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*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
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Ecostyle - B-16.32 ECO - 4,337 BTU with a boiler supply temperature of 180 degrees F - Hydronic Panel Radiator - 16"H x 32"W - White
Item#: 24171
Model#: ECS163222CV
Brand: Ecostyle
$282.00
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Modine - PDP150AE0130 - 150,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48527
Model#: PDP150AE0130
Brand: Modine
$1,758.00
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Modine - PDP300AE0130 - 300,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48543
Model#: PDP300AE0130
Brand: Modine
$2,776.00
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Caleffi AutoFIll Combo Automatic Boiler Fill Valve with Backflow Preventer, Pressure Indicator, 1/2" FNPT Inlet x 1/2" NPT Female Outlet
Item#: 25898
Model#: 573002A
Brand: Caleffi
$315.00
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Williams - 9929 - Vent Starter Kit - For Williams' Top-Vent Furnaces
Item#: 71160
Model#: 9929
Brand: Williams
$290.00
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$1,934.00
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*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
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Ecostyle - B-24.71 ECO - 13,656 BTU with a boiler supply temperature of 180 degrees F - Hydronic Panel Radiator - 24"H x 71"W - White
Item#: 24165
Model#: ECS247122CV
Brand: Ecostyle
$729.00
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Reznor - UDXC-175 - 175,000 BTU - Gas Fired Unit Heater - Power Vented - Natural Gas - Aluminized Heat Exchanger - 2,242 CFM - 115V
Item#: 157238
Model#: UDXC-175
Brand: Reznor
$1,957.00
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Reznor - UDXC-200 - 200,000 BTU - Gas Fired Unit Heater - Power Vented - Natural Gas - Aluminized Heat Exchanger - 2,562 CFM - 115V
Item#: 157239
Model#: UDXC-200
Brand: Reznor
$2,029.00
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Williams - 4901 - Freestanding Kit - White - For Williams 25096XX, 25098XX, 35096XX, and 35098XX Furnaces
Item#: 68438
Model#: 4901
Brand: Williams
$272.00
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High Efficiency Upflow/Horizontal Blower with 1200 Max CFM. Natural Gas with Low NOx Emissions. 17.5 Cabinet Width.
Item#: 117113
Model#: GM9S960603BN
Brand: Goodman
Originally $1,731.00
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High Efficiency Upflow/Horizontal Blower with 1200 Max CFM. Natural Gas with Low NOx Emissions. 17.5 Cabinet Width.
Item#: 117114
Model#: GM9S960803BN
Brand: Goodman
Originally $1,830.00
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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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