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Gas Fired Unit Heaters

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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.
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Modine - HDS125AS0121 - 125,000 BTU - Hot Dawg HDS Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 80% AFUE - Separated Combustion - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
View All Scratch & Dent Gas Fired Unit Heaters
Scratch & Dent
$1,524.00
Was 
$1,599.00
SAVE $75.00
Only 1 In-Stock
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Free Shipping
Learn More About Free Freight *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.
Modine - PDP200SE0185 - 200,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% AFUE - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
View All Scratch & Dent Gas Fired Unit Heaters
Scratch & Dent
$1,449.00
Was 
$1,499.00
SAVE $50.00
Only 1 In-Stock
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Free Shipping
Learn More About Free Freight *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.
Modine - PDP200AE0130 - 200,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% AFUE - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
9% Buy This
View All Gas Fired Unit Heaters on Sale
On Sale Ends 03/31
$1,077.00
Was 
$1,220.00
SAVE $143.00
In-Stock
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Free Shipping & Lift Gate
Learn More About Free Freight *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.
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2% Check Discount
Learn More About 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.
Model UDAP-200 is a Recommended Product
Reznor UDAP-200 Gas Fired Unit Heater, Power Vented, NG, Aluminized Heat Exchanger - 200,000 BTU, 115V, 2562 CFM
9% Buy This
$1,295.00
In-Stock
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Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.
$987.95
In-Stock
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Free Shipping & Lift Gate
Learn More About Free Freight *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.
Modine - PDP200AE0185 - 200,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% AFUE - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
6% Buy This
View All Gas Fired Unit Heaters on Sale
On Sale Ends 03/31
$1,077.00
Was 
$1,220.00
SAVE $143.00
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.
Model UDAP-75 is a Recommended Product
Reznor UDAP-75 Gas Fired Unit Heater, Power Vented, NG, Aluminized Heat Exchanger - 75,000 BTU, 115V, 961 CFM
6% Buy This
$857.95
In-Stock
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Free Shipping & Lift Gate
Learn More About Free Freight *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.
Model UDAP-250 is a Recommended Product
Reznor UDAP-250 Gas Fired Unit Heater, Power Vented, NG, Aluminized Heat Exchanger - 250,000 BTU, 115V, 3202 CFM
5% Buy This
$1,482.95
In-Stock
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Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.
$1,077.95
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.
Reznor UDAP-400 Gas Fired Unit Heater, Power Vented, NG, Aluminized Heat Exchanger - 400,000 BTU, 115V, 5123 CFM
4% Buy This
$2,072.95
In-Stock
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Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.
Reznor UDAP-150 Gas Fired Unit Heater, Power Vented, NG, Aluminized Heat Exchanger - 150,000 BTU, 115V, 1921 CFM
4% Buy This
$1,126.95
In-Stock
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Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.
Model UDAP-60 is a Recommended Product
Reznor UDAP-60 Gas Fired Unit Heater, Power Vented, NG, Aluminized Heat Exchanger - 60,000 BTU, 115V, 769 CFM
3% Buy This
$822.95
In-Stock
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Free Shipping & Lift Gate
Learn More About Free Freight *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.
Model HD75AS0121 is a Recommended Product
Modine - HD75AS0121 - 75,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 80% AFUE - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
3% Buy This
View All Gas Fired Unit Heaters on Sale
On Sale Ends 03/31
$713.00
Was 
$895.00
SAVE $182.00
Only 5 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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.
Modine - PDP150AE0130 - 150,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% AFUE - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
3% Buy This
View All Gas Fired Unit Heaters on Sale
On Sale Ends 03/31
$997.00
Was 
$1,170.00
SAVE $173.00
Only 3 In-Stock
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Free Shipping & Lift Gate
Learn More About Free Freight *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.
Reznor UDAP-30 Gas Fired Unit Heater, Power Vented, NG, Aluminized Heat Exchanger - 30,000 BTU, 115V, 456 CFM
2% Buy This
$757.95
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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.
Modine - PDP150AE0185 - 150,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% AFUE - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
2% Buy This
View All Gas Fired Unit Heaters on Sale
On Sale Ends 03/31
$997.00
Was 
$1,170.00
SAVE $173.00
Only 1 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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.
Model PDP300AE0130 is a Recommended Product
Modine - PDP300AE0130 - 300,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% AFUE - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
2% Buy This
View All Gas Fired Unit Heaters on Sale
On Sale Ends 03/31
$1,497.00
Was 
$1,776.00
SAVE $279.00
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.
Reznor UDAP-45 Gas Fired Unit Heater, Power Vented, NG, Aluminized Heat Exchanger - 45,000 BTU, 115V, 629 CFM
2% Buy This
$787.95
In-Stock
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Free Shipping & Lift Gate
Learn More About Free Freight *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.
Model PDP300AE0185 is a Recommended Product
Modine - PDP300AE0185 - 300,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% AFUE - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
2% Buy This
View All Gas Fired Unit Heaters on Sale
On Sale Ends 03/31
$1,497.00
Was 
$1,776.00
SAVE $279.00
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.
Modine - HD125AS0121 - 125,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 80% AFUE - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
2% Buy This
View All Gas Fired Unit Heaters on Sale
On Sale Ends 03/31
$892.00
Was 
$1,080.00
SAVE $188.00
Only 5 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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.
Reznor UDAP-175 Gas Fired Unit Heater, Power Vented, NG, Aluminized Heat Exchanger - 175,000 BTU, 115V, 2242 CFM
2% Buy This
$1,237.95
In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.
Model UDAP-75-AA2 is a Recommended Product
Reznor UDAP-75 Gas Fired Unit Heater, Power Vented, LP, Aluminized Heat Exchanger - 75,000 BTU, 115V, 961 CFM
2% Buy This
$1,067.40
Only 3 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.
Model HD75AS0111 is a Recommended Product
Modine - HD75AS0111 - 75,000 BTU - Hot Dawg HD Gas Fired Unit Heater - Single-Stage Natural Gas Burner* - 80% AFUE - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
2% Buy This
View All Gas Fired Unit Heaters on Sale
On Sale Ends 03/31
$713.00
Was 
$900.00
SAVE $187.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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.
Model PDP250AE0130 is a Recommended Product
Modine - PDP250AE0130 - 250,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% AFUE - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
2% Buy This
View All Gas Fired Unit Heaters on Sale
On Sale Ends 03/31
$1,337.00
Was 
$1,600.00
SAVE $263.00
Only 4 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight *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 Icon
2% Check Discount
Learn More About 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.

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