Propane 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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Modine - PTX200SS0121 200,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 82-83% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 150881
Model#: PTX200SS0121
Brand: Modine
$2,995.00
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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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Modine - PTX250SS0121 250,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 82-83% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 150885
Model#: PTX250SS0121
Brand: Modine
Sale: $3,428.00
On Sale Through 04/30
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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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Modine - PTX300SS0121 300,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 82-83% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 150889
Model#: PTX300SS0121
Brand: Modine
$3,822.00
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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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Modine - PTX350AS0121 350,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 82-83% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 150891
Model#: PTX350AS0121
Brand: Modine
$2,950.00
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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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Modine - PTX350SS0121 350,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 82-83% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 150893
Model#: PTX350SS0121
Brand: Modine
$4,232.00
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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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Modine - PTX400AS0121 400,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 82-83% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 150895
Model#: PTX400AS0121
Brand: Modine
$3,085.00
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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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Modine - PTX400SS0121 400,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 82-83% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 150896
Model#: PTX400SS0121
Brand: Modine
$4,465.00
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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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Modine - BTX150AS0111 - 150,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Blower Driven - 115V/60Hz/1 Phase
Item#: 152172
Model#: BTX150SS0121
Brand: Modine
$4,270.00
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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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Modine - BTX150AS0111 - 150,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Blower Driven - 115V/60Hz/1 Phase
Item#: 152215
Model#: BTX150AS0121
Brand: Modine
$3,280.00
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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.
Factory-Direct
Modine - BTX175AS0111 - 175,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152218
Model#: BTX175AS0221
Brand: Modine
$3,417.00
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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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Modine - BTX175AS0111 - 175,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152219
Model#: BTX175SS0221
Brand: Modine
$4,418.00
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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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Modine - BTX200AS0111 - 200,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152222
Model#: BTX200AS0221
Brand: Modine
$3,678.00
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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.
Free Lift Gate
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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.
Factory-Direct
Modine - BTX200AS0111 - 200,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152223
Model#: BTX200SS0221
Brand: Modine
$4,852.00
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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.
Factory-Direct
Modine - BTX250AS0111 - 250,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152226
Model#: BTX250AS0221
Brand: Modine
$4,305.00
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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.
Factory-Direct
Modine - BTX250AS0111 - 250,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152227
Model#: BTX250SS0221
Brand: Modine
$5,857.00
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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.
Free Lift Gate
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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.
Factory-Direct
Modine - BTX300AS0111 - 300,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152230
Model#: BTX300AS0221
Brand: Modine
$4,703.00
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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.
Free Lift Gate
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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.
Factory-Direct
Modine - BTX300AS0111 - 300,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152231
Model#: BTX300SS0221
Brand: Modine
$6,230.00
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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.
Free Lift Gate
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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.
Factory-Direct
Modine - BTX350AS0111 - 350,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152234
Model#: BTX350AS0221
Brand: Modine
$5,225.00
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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.
Free Lift Gate
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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.
Factory-Direct
Modine - BTX350AS0111 - 350,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152235
Model#: BTX350SS0221
Brand: Modine
$6,871.00
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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.
Free Lift Gate
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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.
Factory-Direct
Modine - BTX400AS0111 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152238
Model#: BTX400AS0221
Brand: Modine
$5,688.00
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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.
Free Lift Gate
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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.
Factory-Direct
Modine - BTX400AS0111 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 82% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Blower Driven - 115-230V/60Hz/1 Phase
Item#: 152239
Model#: BTX400SS0221
Brand: Modine
$7,500.00
Free Shipping
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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.
Free Lift Gate
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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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