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Heaters

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Tankless Water Heaters
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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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Style
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Refrigerant Type
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Learn More About Modine PDP400AE0130acw-sale-badge
Modine PDP - 400,000 BTU - Unit Heater - NG - 83% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller
5.0 out of 5 stars 5.0 out of 5 stars
(1)
Modine - PDP400AE0130 - 400,000 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#: 48551
Model#: PDP400AE0130
Brand: Modine
$2,959.00
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Modine PDP - 400,000 BTU - Unit Heater - NG - 83% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller
Learn More About Williams 2302acw-sale-badge
Williams Direct-Vent Gravity Blower
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Williams - 2302 - Gravity Blower - For Williams Direct-Vent 22038 Furnaces
Item#: 68440
Model#: 2302
Brand: Williams
$239.00
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Williams Direct-Vent Gravity Blower
Learn More About Williams 4007732acw-sale-badge
Williams Forsaire - 40k BTU - Gas Direct-Vent Wall Furnace - 75.4% AFUE - Standing Pilot
5.0 out of 5 stars 5.0 out of 5 stars
(1)
Item#: 71203
Model#: 4007732
Brand: Williams
Sale: $1,657.75
On Sale Through 03/31
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Williams Forsaire - 40k BTU - Gas Direct-Vent Wall Furnace - 75.4% AFUE - Standing Pilot
Learn More About Reznor UDXC-200acw-sale-badge
Reznor UDXC - 200,000 BTU - Power Vented Gas Fired Unit Heater - Low Static Axial Fan - NG - TCORE2® Heat Exchanger - LP Convertible
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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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Reznor UDXC - 200,000 BTU - Power Vented Gas Fired Unit Heater - Low Static Axial Fan - NG - TCORE2® Heat Exchanger - LP Convertible
Learn More About Williams 3144030WGacw-sale-badge
Williams Solana™ - 31,400 BTU - Electric Wall Furnace - Single-Sided - 9.2 kW - White
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Item#: 155282
Model#: 3144030WG
Brand: Williams
Sale: $1,187.50
On Sale Through 03/31
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Williams Solana™ - 31,400 BTU - Electric Wall Furnace - Single-Sided - 9.2 kW - White
Learn More About Ecostyle ECS242422CVacw-sale-badge
Ecostyle - 4,551 BTU - Hot Water Panel Radiator - 24"H x 24"W - White
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Ecostyle - B-24.24 ECO - 4,551 BTU with a boiler supply temperature of 180 degrees F - Hydronic Panel Radiator - 24"H x 24"W - White
Item#: 24160
Model#: ECS242422CV
Brand: Ecostyle
$275.00
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Ecostyle - 4,551 BTU - Hot Water Panel Radiator - 24"H x 24"W - White
Learn More About Williams 3003821acw-sale-badge
Williams Direct-Vent - 30,000 BTU - Gas Direct-Vent Wall Furnace - LP - 66% AFUE - Up To 2,000 Ft Altitude
5.0 out of 5 stars 5.0 out of 5 stars
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Williams - 3003821 - 30,000 BTU - Gas-Fired - Liquid Propane - Single Stage
Item#: 62308
Model#: 3003821
Brand: Williams
Sale: $1,273.95
On Sale Through 03/31
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Williams Direct-Vent - 30,000 BTU - Gas Direct-Vent Wall Furnace - LP - 66% AFUE - Up To 2,000 Ft Altitude
Learn More About Williams 9929acw-sale-badge
Williams Vent Starter Kit
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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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Williams Vent Starter Kit
Learn More About Williams 3003822acw-sale-badge
Williams Direct-Vent - 30K BTU - Gas Direct-Vent Wall Furnace - NG - 66% AFUE - Up To 2,000 Ft Altitude
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Williams - 3003822 - 30,000 BTU - Gas-Fired - Natural Gas - Single Stage
Item#: 62309
Model#: 3003822
Brand: Williams
Sale: $1,273.95
On Sale Through 03/31
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Williams Direct-Vent - 30K BTU - Gas Direct-Vent Wall Furnace - NG - 66% AFUE - Up To 2,000 Ft Altitude
Learn More About Noritz NRCB180DV-NGacw-sale-badge
Noritz NRCB180 - 92K BTU - 95% AFUE - Combi Gas Boiler - Direct Vent
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Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 100K BTU Gross Input, 92K BTU DOE Capacity, 80K BTU Net IBR Capacity. Includes Circulator.
Item#: 82299
Model#: NRCB180DV-NG
Brand: Noritz
Originally $2,600.00$1,700.00
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Noritz NRCB180 - 92K BTU - 95% AFUE - Combi Gas Boiler - Direct Vent
Learn More About Goodman GM9S960803BNacw-sale-badge
Goodman GM9S96 - 80k BTU - Gas Furnace - 96% AFUE
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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 $1,647.00
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Goodman GM9S96 - 80k BTU - Gas Furnace - 96% AFUE
Learn More About Williams 6508632acw-sale-badge
Williams Forsaire - 65k BTU - Gas Top-Vent Wall Furnace - 76% AFUE - Standing Pilot
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Item#: 71213
Model#: 6508632
Brand: Williams
Sale: $2,204.95
On Sale Through 03/31
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Williams Forsaire - 65k BTU - Gas Top-Vent Wall Furnace - 76% AFUE - Standing Pilot
Learn More About Modine HD75AS0121acw-sale-badge
Modine Hot Dawg HD - 75,000 BTU - Unit Heater - LP - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger
5.0 out of 5 stars 5.0 out of 5 stars
(1)
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
$1,146.00
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Modine Hot Dawg HD - 75,000 BTU - Unit Heater - LP - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger
Learn More About Ecostyle ECS202422CVacw-sale-badge
Ecostyle - 3,916 BTU - Hot Water Panel Radiator - 20"H x 24"W - White
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Ecostyle - B-20.24 ECO - 3,916 BTU with a boiler supply temperature of 180 degrees F - Hydronic Panel Radiator - 20"H x 24"W - White
Item#: 24151
Model#: ECS202422CV
Brand: Ecostyle
Sale: $246.00
On Sale Through 03/31
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Factory-Direct
Ecostyle - 3,916 BTU - Hot Water Panel Radiator - 20"H x 24"W - White
Learn More About Modine HD125AS0121acw-sale-badge
Modine Hot Dawg HD - 125,000 BTU - Unit Heater - LP - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger
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Modine - HD125AS0121 - 125,000 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#: 48419
Model#: HD125AS0121
Brand: Modine
$1,396.00
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Modine Hot Dawg HD - 125,000 BTU - Unit Heater - LP - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger
Learn More About Williams 3508632acw-sale-badge
Williams Forsaire - 35k BTU - Gas Top-Vent Wall Furnace - 75% AFUE - Standing Pilot
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Item#: 71199
Model#: 3508632
Brand: Williams
Sale: $1,767.95
On Sale Through 03/31
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Williams Forsaire - 35k BTU - Gas Top-Vent Wall Furnace - 75% AFUE - Standing Pilot
Learn More About Williams 5001922Aacw-sale-badge
Williams - 50k BTU - Room Heater - NG - 68% AFUE - With Blower
5.0 out of 5 stars 5.0 out of 5 stars
(1)
Item#: 71182
Model#: 5001922A
Brand: Williams
Sale: $1,517.00
On Sale Through 03/31
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Williams - 50k BTU - Room Heater - NG - 68% AFUE - With Blower
Learn More About Reznor UDXC-75acw-sale-badge
Reznor UDXC - 75,000 BTU - Power Vented Gas Fired Unit Heater - Low Static Axial Fan - NG - TCORE2® Heat Exchanger - LP Convertible
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Reznor - UDXC-75 - 75,000 BTU - Gas Fired Unit Heater - Power Vented - Natural Gas - Aluminized Heat Exchanger - 961 CFM - 115V
Item#: 157234
Model#: UDXC-75
Brand: Reznor
$1,298.00
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Reznor UDXC - 75,000 BTU - Power Vented Gas Fired Unit Heater - Low Static Axial Fan - NG - TCORE2® Heat Exchanger - LP Convertible
Learn More About Williams 1403821acw-sale-badge
Williams Direct-Vent - 14K BTU - Gas Direct-Vent Wall Furnace - LP - 65% AFUE - Up To 2,000 Ft Altitude
5.0 out of 5 stars 5.0 out of 5 stars
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Williams - 1403821 - 14,000 BTU - Gas-Fired - Liquid Propane - Single Stage
Item#: 62304
Model#: 1403821
Brand: Williams
$1,047.00
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Free Lift Gate
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Williams Direct-Vent - 14K BTU - Gas Direct-Vent Wall Furnace - LP - 65% AFUE - Up To 2,000 Ft Altitude
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