Gas-Fired Unit Heaters

Loading Image
Modine Gas-Fired Unit Heaters GraphicReznor Gas-Fired Unit Heaters Graphic

225 Products

Learn More About Reznor X-300
Reznor
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
$4,640.00
Factory-Direct
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Learn More About Modine PTP150SS0121
Modine
Modine - PTP150SS0121 - 150,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
$1,565.00
Factory-Direct
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Learn More About Modine PTP400SS0121
Modine
Modine - PTP400SS0121 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
$3,261.00
Factory-Direct
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Learn More About Reznor UDXC-225
Reznor
Reznor - UDXC-225 - 225,000 BTU - Gas Fired Unit Heater - Power Vented - Natural Gas - Aluminized Heat Exchanger - 2,882 CFM - 115V
$2,174.00
Factory-Direct
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Learn More About Reznor UDXC-300
Reznor
Reznor - UDXC-300 - 300,000 BTU - Gas Fired Unit Heater - Power Vented - Natural Gas - Aluminized Heat Exchanger - 3,843 CFM - 115V
$2,909.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
2% Check Discount
Learn More About 2% Check Discount
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Learn More About Modine PDP250AE0130
Modine - PDP250AE0130 - 250,000 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*
$2,445.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine PDP350AE0130
Modine
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*
$2,794.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HD100AS0111
Modine
Modine - HD100AS0111 - 100,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,313.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine PDP350AE0185
Modine
Modine - PDP350AE0185 - 350,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
$2,794.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine PDP250SE0185
Modine - PDP250SE0185 - 250,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
$2,693.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine PDP350SE0130
Modine
Modine - PDP350SE0130 - 350,000 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*
$3,370.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HD125SS0121
Modine
Modine - HD125SS0121 - 125,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,540.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HD100SS0121
Modine - HD100SS0121 - 100,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,411.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HD60SS0121
Modine
Modine - HD60SS0121 - 60,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,332.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HDS30AS0121
Modine - HDS30AS0121 - 30,000 BTU - Hot Dawg HDS Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,106.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HDS125SS0121
Modine - HDS125SS0121 - 125,000 BTU - Hot Dawg HDS Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,771.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HDS45AS0121
Modine
Modine - HDS45AS0121 - 45,000 BTU - Hot Dawg HDS Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,141.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HDS100AS0121
Modine
Modine - HDS100AS0121 - 100,000 BTU - Hot Dawg HDS Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,510.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HDS125AS0111
Modine
Modine - HDS125AS0111 - 125,000 BTU - Hot Dawg HDS Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,695.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HDS100SS0121
Modine
Modine - HDS100SS0121 - 100,000 BTU - Hot Dawg HDS Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,581.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HDS125SS0111
Modine
Modine - HDS125SS0111 - 125,000 BTU - Hot Dawg HDS Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,771.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HDS30SS0111
Modine
Modine - HDS30SS0111 - 30,000 BTU - Hot Dawg HDS Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,218.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine HDS45SS0111
Modine
Modine - HDS45SS0111 - 45,000 BTU - Hot Dawg HDS Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase
$1,264.00
In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available
Learn More About Modine PTC135AS0111
Modine - PTC135AS0111 - 135,000 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*
Closeout
$3,636.00
Only 2 In-Stock
Free Shipping & Lift Gate
Learn More About Free Freight
Free Shipping & Lift Gate
*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 may apply, see our full shipping policy for more details.
Local Pickup Available

Find your gas-fired unit heater at eComfort. We carry a wide selection of gas unit heaters from the top brands. Shop now or let our experts help you find a gas-fired unit heater today.