Plenum Heaters

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Enhance your central heating system with a plenum heater. At 100% efficiency, plenum heaters are a great way to turn your gas or oil furnace into a dual-fuel system to help you save money on energy bills. Buy a plenum heater today!
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Learn More About Electro Industries EM-WU204S5-SL1
EM-WU204S5-SL1, WarmFlo Electric Plenum Duct Heater with Sensors - Upflow, 20 kW, 15" wide - 68,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements,
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$2,155.50
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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 may apply, see our full shipping policy for more details.
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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 Electro Industries EH-D10-5
Electro Industries - EH-D10-5 - HeatChoice II Plenum Heater Electric Dual-Heat Furnace Conversion - Downflow - 15 Inches Wide - 10 kW - 240 V
$1,305.00
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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 may apply, see our full shipping policy for more details.
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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 Electro Industries EH-D15-5
Electro Industries - EH-D15-5 - HeatChoice II Plenum Heater Electric Dual-Heat Furnace Conversion - Downflow - 15 Inches Wide - 15 kW - 240 V
$1,552.50
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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 may apply, see our full shipping policy for more details.
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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 Electro Industries EH-D20-5
Electro Industries - EH-D20-5 - HeatChoice II Plenum Heater Electric Dual-Heat Furnace Conversion - Downflow - 15 Inches Wide - 20 kW - 240 V
$1,719.00
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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 may apply, see our full shipping policy for more details.
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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 Electro Industries EH-D10-8
Electro Industries - EH-D10-8 - HeatChoice II Plenum Heater Electric Dual-Heat Furnace Conversion - Downflow - 18 Inches Wide - 10 kW - 240 V
$1,305.00
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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Learn More About 2% Check Discount
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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 Electro Industries EH-D15-8
Electro Industries - EH-D15-8 - HeatChoice II Plenum Heater Electric Dual-Heat Furnace Conversion - Downflow - 18 Inches Wide - 15 kW - 240 V
$1,552.50
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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Learn More About 2% Check Discount
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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 Electro Industries EH-D20-8
Electro Industries - EH-D20-8 - HeatChoice II Plenum Heater Electric Dual-Heat Furnace Conversion - Downflow - 18 Inches Wide - 20 kW - 240 V
$1,719.00
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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Learn More About 2% Check Discount
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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 Electro Industries EH-U10-5
Electro Industries - EH-U10-5 - HeatChoice II Plenum Heater Electric Dual-Heat Furnace Conversion - Upflow - 15 Inches Wide - 10 kW - 240 V
$1,242.00
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount
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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 Electro Industries EH-U15-5
Electro Industries - EH-U15-5 - HeatChoice II Plenum Heater Electric Dual-Heat Furnace Conversion - Upflow - 15 Inches Wide - 15 kW - 240 V
$1,489.50
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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Learn More About 2% Check Discount
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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 Electro Industries EH-U25-8
Electro Industries - EH-U25-8 - HeatChoice II Plenum Heater Electric Dual-Heat Furnace Conversion - Upflow - 18 Inches Wide - 25 kW - 240 V
$1,989.00
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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 may apply, see our full shipping policy for more details.
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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 Electro Industries EM-WU102D8-SL2
EM-WU102D8-SL2, WarmFlo Two Stage Electric Plenum Duct Heater with Sensors - 18" Upflow, 10 kW - 34,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements
$1,980.00
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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 Electro Industries EM-WU153D5-SL2
EM-WU153D5-SL2, WarmFlo Two Stage Electric Plenum Duct Heater with Sensors - 15" Upflow, 15 kW - 51,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements
$2,259.00
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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 Electro Industries EM-WU204D5-SL2
EM-WU204D5-SL2, WarmFlo Four Stage Electric Plenum Duct Heater with Sensors - 15" Upflow, 20 kW - 68,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements
$2,434.50
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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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 Electro Industries EM-WU254D8-SL2
EM-WD254D8-SL2, WarmFlo Four Stage Electric Plenum Duct Heater with Sensors - 18" upflow, 25 kW - 85,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements
$2,772.00
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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 may apply, see our full shipping policy for more details.
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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 Electro Industries EM-WU254S8-SL1
EM-WU254S8-SL1, WarmFlo Electric Plenum Duct Heater with Sensors - Upflow, 25 kW, 18" wide- 85,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements,
$2,493.00
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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 may apply, see our full shipping policy for more details.
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Learn More About 2% Check Discount
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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 Electro Industries EM-WD102D5-SL2
EM-WD102D5-SL2, WarmFlo Two Stage Electric Plenum Duct Heater with Sensors - 15" Downflow, 10 kW - 34,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements
$2,052.00
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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 Electro Industries EM-WD102D8-SL2
EM-WD102D8-SL2, WarmFlo Two Stage Electric Plenum Duct Heater with Sensors - 18" Downflow, 10 kW - 34,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements
$2,052.00
Factory-Direct
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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 Electro Industries EM-WD102S5-SL1
EM-WD102S5-SL1, WarmFlo Electric Plenum Duct Heater with Sensors - 15" Downflow, 10 kW - 34,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements,
$1,764.00
Factory-Direct
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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 Electro Industries EM-WD102S8-SL1
EM-WD102S8-SL1, WarmFlo Electric Plenum Duct Heater with Sensors - 18" Downflow, 10 kW- 34,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements,
$1,764.00
Factory-Direct
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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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 Electro Industries EM-WD153D5-SL2
EM-WD153D5-SL2, WarmFlo Two Stage Electric Plenum Duct Heater with Sensors - 15" Downflow, 15 kW - 51,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements
$2,331.00
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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 Electro Industries EM-WD153S5-SL1
EM-WD153S5-SL1, WarmFlo Electric Plenum Duct Heater with Sensors - Downflow, 15 kW, 15" wide- 51,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements,
$2,043.00
Factory-Direct
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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 may apply, see our full shipping policy for more details.
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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 Electro Industries EM-WD153S8-SL1
EM-WD153S8-SL1, WarmFlo Electric Plenum Duct Heater with Sensors - Downflow, 15 kW, 18" wide- 51,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements
$2,043.00
Factory-Direct
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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 Electro Industries EM-WD204D5-SL2
EM-WD204D5-SL2, WarmFlo Four Stage Electric Plenum Duct Heater with Sensors - 15" Downflow, 20 kW - 68,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements
$2,506.50
Factory-Direct
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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 Electro Industries EM-WD204D8-SL2
EM-WD204D8-SL2, WarmFlo Four Stage Electric Plenum Duct Heater with Sensors - 18" Downflow, 20 kW - 68,000 BTU, Plenum and Outdoor Sensors, Modulating Heating Elements
$2,506.50
Factory-Direct
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Free Shipping
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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 may apply, see our full shipping policy for more details.
2% Check Discount Icon
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.