Natural Gas Unit Heaters

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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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Thermal Efficiency (%)
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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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Configuration Learn More
Configuration
Orientation describes the direction that air will flow through a piece of equipment. (e.g. air will flow horizontally through a "Horizontal" unit heater.) Most equipment will only function properly if installed in the proper orientation.
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Air Throw (Feet)
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Heat Exchanger Material
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Maximum Air Flow (CFM)
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Mount Type
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Modine - PTP300AS0121 - 300,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner* - 82% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 152243
Model#: PTP300AS0111
Brand: Modine
Sale: $2,251.00
On Sale Through 04/30
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Modine - PDP200SE0130 - 200,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48536
Model#: PDP200SE0130
Brand: Modine
Sale: $2,143.00
On Sale Through 04/30
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Modine - PDP300SE0130 - 300,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48544
Model#: PDP300SE0130
Brand: Modine
$3,149.00
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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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Modine - PDP350AE0130 - 350,000 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#: 48547
Model#: PDP350AE0130
Brand: Modine
Sale: $2,706.00
On Sale Through 04/30
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Modine - PTP200AS0111 - 200,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner* - 82% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 152241
Model#: PTP200AS0111
Brand: Modine
Sale: $1,629.00
On Sale Through 04/30
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Modine - PTP250AS0121 - 250,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner* - 82% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 152242
Model#: PTP250AS0111
Brand: Modine
$1,970.00
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Reznor - UDXC-125 - 120,000 BTU - Gas Fired Unit Heater - Power Vented - Natural Gas - Aluminized Heat Exchanger - 1,537 CFM - 115V
Item#: 157236
Model#: UDXC-125
Brand: Reznor
Sale: $1,552.00
On Sale Through 04/30
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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
Sale: $1,859.00
On Sale Through 04/30
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Modine - HD125SS0111 - 125,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
Item#: 48422
Model#: HD125SS0111
Brand: Modine
Sale: $1,534.00
On Sale Through 04/30
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Modine - PTP200SS0111 - 200,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner* - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 48581
Model#: PTP200SS0111
Brand: Modine
Sale: $1,914.00
On Sale Through 04/30
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Modine - PTP150AS0121 - 150,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner* - 82% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 152240
Model#: PTP150AS0111
Brand: Modine
Sale: $1,425.00
On Sale Through 04/30
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Reznor - UDXC-30 - 30,000 BTU - Gas Fired Unit Heater - Power Vented - Natural Gas - Aluminized Heat Exchanger - 456 CFM - 115V
Item#: 157231
Model#: UDXC-30
Brand: Reznor
Sale: $1,071.00
On Sale Through 04/30
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Reznor X-225 Gas Fired Duct Furnace, Gravity Vented, NG, Aluminized Heat Exchanger - 225,000 BTU, 120V, single-stage gas valve, 80% efficiency, 1840-3315 CFM
Item#: 47453
Model#: X-225
Brand: Reznor
$3,962.00
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Reznor X-300 Gas Fired Duct Furnace, Gravity Vented, NG, Aluminized Heat Exchanger - 300,000 BTU, 120V, single-stage gas valve, 80% efficiency, 2455-4420 CFM
Item#: 47459
Model#: X-300
Brand: Reznor
$4,640.00
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Modine - PTC110SS0111 - 110,000 BTU - Effinity93 High Efficiency Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 93% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 48202
Model#: PTC110SS0111
Brand: Modine
$3,557.00
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Modine - HD75SS0111 - 75,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
Item#: 48438
Model#: HD75SS0111
Brand: Modine
$1,505.00
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Modine - PDP400SE0130 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48552
Model#: PDP400SE0130
Brand: Modine
$3,799.00
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Reznor - UBXC-200 - 200,000 BTU - Gas Fired Unit Heater - Power Vented - Natural Gas - Aluminized Heat Exchanger - 3,416 CFM - 115V
Item#: 157513
Model#: UBXC-200
Brand: Reznor
$4,610.00
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Reznor - UDXC-75 - 75,000 BTU - Gas Fired Unit Heater - Separated Combustion - Natural Gas - Aluminized Heat Exchanger - 961 CFM - 115V
Item#: 157546
Model#: UDXC-75-SC1
Brand: Reznor
$1,441.00
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Modine - BDP400SE0930 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Blower Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48138
Model#: BDP400SE0930
Brand: Modine
$7,923.00
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Factory-Direct
Modine - PTC110AS0111 - 110,000 BTU - Effinity93 High Efficiency Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 93% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 48203
Model#: PTC110AS0111
Brand: Modine
Sale: $2,992.00
On Sale Through 04/30
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Modine - PTC85SS0111 - 85,000 BTU - Effinity93 High Efficiency Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 93% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 48238
Model#: PTC85SS0111
Brand: Modine
$3,033.00
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Modine - HD30SS0111 - 30,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
Item#: 48426
Model#: HD30SS0111
Brand: Modine
Sale: $1,194.00
On Sale Through 04/30
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Modine - HD45SS0111 - 45,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
Item#: 48430
Model#: HD45SS0111
Brand: Modine
$1,323.00
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Factory-Direct