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Unit Type
  1. Standard
  2. Compact
Fuel Type
  1. Propane
  2. Natural Gas
  3. Electric
  4. Steam
  5. Oil
  6. Hot Water / Steam
  7. Hot Water
Heating BTU's
30,000-39,999
40,000-49,999
50,000-59,999
60,000-69,999
80,000-89,999
150,000-199,999
250,000-299,999
100,000 BTU's
250,000 BTU's
300,000 BTU's
90,001 - 120,000
120,001 - 150,000
150,001 - 180,000
270,001 - 300,000
100,000-119,999
120,000-129,999
130,000-139,999
140,000-149,999
150,000-159,999
160,000-169,999
170,000-179,999
180,000-189,999
190,000-199,999
200,000-219,999
220,000-229,999
240,000-249,999
250,000-259,999
260,000-269,999
280,000-289,000
290,000-299,000
300,000-319,999
340,000-349,999
350,000-359,999
400,000-419,999
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Furnace Efficiency / AFUE
80%
80-85%
83%
90-94%
95-97%
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Airflow Direction
Horizontal
Multi-Positional
Vertical
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Venting Type
  1. Power Vent
  2. Separated Combustion
  3. Separated Combustion | High Efficiency Condensing
  4. Power Vent or Separated Combustion
  5. Gravity Vent
Heat Exchanger Material
  1. Aluminized Steel
  2. Copper
  3. Cupro Nickel
  4. Stainless-Steel
  5. Nickel-Chromium
Air Throw
  1. 0 - 20 Feet
  2. 21 - 45 Feet
  3. 46 - 70 Feet
  4. 71 - 95 Feet
  5. 96 - 120 Feet
  6. 146 - 170 Feet
  7. 171 - 200 Feet
Electric Heat
  1. 10 Kilowatts
  2. 12.5 Kilowatts
  3. 15 Kilowatts
  4. 20 Kilowatts
  5. 25 Kilowatts
  6. 30 Kilowatts
  7. 35 Kilowatts
  8. 40 Kilowatts
  9. 50 Kilowatts
  10. 60 Kilowatts
Propeller Diameter
  1. 16 inches
  2. 18 inches
Voltage
  1. 110 / 115 / 120 Volts
  2. 208 / 230 / 240 Volts
  3. 277 Volts
  4. 460 / 480 Volts
Phase
  1. Single Phase
  2. Three Phase
CFM
  1. 2,000-3,000
  2. 3,000-4,000
Brand/Manufacturer
  1. ACiQ
  2. ADP
  3. Detroit Radiant
  4. Modine
  5. QMark
  6. Reznor
  7. Sterling

Warehouse Unit Heaters

Warehouse unit heaters provide efficient heating and improved ventilation to maintain a safe, comfortable working environment. Durable and reliable, these unit heaters are ideal for large spaces and are available at HVACDirect.com. 

Save up to 40% Unit Heaters

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$100 off $2,000 | $250 off $4,000 | $450 off $6000
CLICK FOR DETAILS!!!

$100 off $2,000
$250 off $4,000
$450 off $6000

CLICK FOR DETAILS!!!

Subcategories

Items 217-240 of 319

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  1. Modine BTS - 300,000 BTU - Unit Heater - NG - 80% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger
    SAVE $3,023.30
    Modine BTX 300,000 BTU Separated Combustion Stainless Steel Heat Exchanger - NG
    Model: BTX300SS0211
    Was $8,638.00 Your Low Price Special Price $5,614.70
    Add to Compare
  2. Modine BTS - 300,000 BTU - Unit Heater - LP - 80% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger
    SAVE $2,810.15
    Modine BTX 300,000 BTU Separated Combustion Aluminized Steel Heat Exchanger - LP
    Model: BTX300AS0221
    Was $8,029.00 Your Low Price Special Price $5,218.85
    Add to Compare
  3. Modine BTS - 300,000 BTU - Unit Heater - LP - 80% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger
    SAVE $3,023.30
    Modine BTX 300,000 BTU Separated Combustion Stainless Steel Heat Exchanger - LP
    Model: BTX300SS0221
    Was $8,638.00 Your Low Price Special Price $5,614.70
    Add to Compare
  8. Modine 121,000 BTU Hot Water/Steam Unit Heater
    SAVE $1,010.10
    Modine 121,000 BTU Hot Water/Steam Unit Heater
    Model: HC121SB01SA
    Was $2,342.00 Your Low Price Special Price $1,331.90
    Add to Compare
  9. Modine 165,000 BTU Hot Water/Steam Unit Heater
    SAVE $1,091.67
    Modine 165,000 BTU Hot Water/Steam Unit Heater
    Model: HC165SB01SA
    Was $2,880.00 Your Low Price Special Price $1,788.33
    Add to Compare
  12. Modine 139,000 BTU Hot Water/Steam Unit Heater
    SAVE $1,375.50
    Modine 139,000 BTU Hot Water/Steam Unit Heater
    Model: VN139S01
    Was $3,930.00 Your Low Price Special Price $2,554.50
    Add to Compare
  13. Modine 108,000 BTU Hot Water/Steam Unit Heater
    SAVE $842.00
    Modine 108,000 BTU Hot Water/Steam Unit Heater
    Model: HC108SB01SA
    Was $2,160.00 Your Low Price Special Price $1,318.00
    Add to Compare
  19. Modine 258,000 BTU Hot Water/Steam Unit Heater
    SAVE $1,531.30
    Modine 258,000 BTU Hot Water/Steam Unit Heater
    Model: HC258SB01SA
    Was $4,017.00 Your Low Price Special Price $2,485.70
    Add to Compare
  21. Modine 279,000 BTU Hot Water/Steam Unit Heater - Horizontal - Copper Heat Exchanger
    SAVE $1,796.24
    Modine 279,000 BTU Hot Water/Steam Unit Heater - Horizontal - Copper Heat Exchanger
    Model: PT279SB01SA
    Was $5,359.00 Your Low Price Special Price $3,562.76
    Add to Compare
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