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80 Efficiency Furnace

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Warmair.com - About Gas Furnaces
Accessories that can be installed inside or outside the gas furnace are: a fan center to turn the blower on independent of the heat cycle, an air filter, electronic air cleaner.
Furnaces Reviews: Product Reviews Comparison Reports
If you live in a milder climate or do not plan on staying in your home for at least five years (to recoup the cost of a high-efficiency furnace).
HomeTips: High-efficiency Furnaces and Forced-Air Heating
Unfortunately, nearly all of these households have been sending 30% or more of their energy dollars up the furnace flue and, in doing so, each has pumped up to four tons of carbon dioxide.
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  1. Hamilton 80% Efficiency Multi-Position Gas Furnace - 100,000 BTU Input, Model#

    Hamilton 80% Efficiency Multi-Position Gas Furnace - 100,000 BTU Input, Model#

    This 33in.H gas furnace is designed for installation in upflow, downflow, and horizontal applications. Furnace ships natural gas ready and can be easily converted to use propane gas with the option...

    In Stock

    $899.99
    See It
    at Northern Tool
  2. Hamilton 80% Efficiency Multi-Position Gas Furnace - 80,000 BTU Input, Model#

    Hamilton 80% Efficiency Multi-Position Gas Furnace - 80,000 BTU Input, Model#

    This 33in.H gas furnace is designed for installation in upflow, downflow, and horizontal applications. Furnace ships natural gas ready and can be easily converted to use propane gas with the option...

    In Stock

    $849.99
    See It
    at Northern Tool
  3. DAYTON 2RYR6 Ng Furnace,100,000 Btu,80plus Efficiency

    DAYTON 2RYR6 Ng Furnace,100,000 Btu,80plus Efficiency

    80+ Afue Multi Position Gas Furnace, Natural Gas, Voltage 120, Output Btuh 80,000, Input 100,000 Btuh, Available Cooling Tons 2 To 5, Additional Features Electronic Hot Surface Ignition, 100 Percent Shut Off Main Gas Valve, Psc - Four Speed Direct
    Read More

    In Stock

    $1,090.00
    See It
    at Grainger
  4. Hamilton 80% Efficiency Multi-Position Gas Furnace - 120,000 BTU Input, Model#

    Hamilton 80% Efficiency Multi-Position Gas Furnace - 120,000 BTU Input, Model#

    This 33in.H gas furnace is designed for installation in upflow, downflow, and horizontal applications. Furnace ships natural gas ready and can be easily converted to use propane gas with the option...

    In Stock

    $1,049.99
    See It
    at Northern Tool
  5. 80% Efficiency Upflow Furnace

    80% Efficiency Upflow Furnace

    Natural gas furnaces, plus freight

    In Stock

    $740.00
    See It
    at Amazon
  6. 80% Efficiency Upflow Furnace

    80% Efficiency Upflow Furnace

    Natural gas furnaces, plus freight

    In Stock

    $860.00
    See It
    at Amazon
  7. DAYTON 2RYR7 Ng Furnace,100,000 Btu,80plus Efficiency

    DAYTON 2RYR7 Ng Furnace,100,000 Btu,80plus Efficiency

    80+ Afue Multi Position Gas Furnace, Natural Gas, Voltage 120, Output Btuh 80,000, Input 100,000 Btuh, Available Cooling Tons 2 To 5, Additional Features Electronic Hot Surface Ignition, 100 Percent Shut Off Main Gas Valve, Psc - Four Speed Direct
    Read More

    In Stock

    $1,055.00
    See It
    at Grainger
  8. DAYTON 2RYR5 Ng Furnace,80,000 Btuh,80plus Efficiency

    80+ Afue Multi Position Gas Furnace, Natural Gas, Voltage 120, Output Btuh 64,000, Input 80,000 Btuh, Available Cooling Tons 1 1/2 To 4, Additional Features Electronic Hot Surface Ignition, 100 Percent Shut Off Main Gas Valve, Psc - Four Speed
    Read More

    In Stock

    $1,041.00
    See It
    at Grainger
  9. 80%-95% Efficiency Gas Furnace

    80%-95% Efficiency Gas Furnace

    Single phase, 125 volt Integrated ignition end fan control Baked on pre-painted steel cabinet finish Aluminized steel in shot burners for smooth ignition Aluminized steel inshot burners for smooth ignition Self diagnostic saves the last 5 fault codes regardless of power interruptions, plus freight
    Read More

    In Stock

    $1,170.00
    See It
    at Amazon
  10. DAYTON 2RYR4 Ng Furnace,80,000 Btuh,80plus Efficiency

    DAYTON 2RYR4 Ng Furnace,80,000 Btuh,80plus Efficiency

    80+ Afue Multi Position Gas Furnace, Natural Gas, Voltage 120, Output Btuh 64,000, Input 80,000 Btuh, Available Cooling Tons 1 1/2 To 3, Additional Features Electronic Hot Surface Ignition, 100 Percent Shut Off Main Gas Valve, Psc - Four Speed
    Read More

    In Stock

    $1,025.00
    See It
    at Grainger
  11. Hamilton 95.5% Efficiency Multi-Position Gas Furnaces - 80,000 BTU Input,

    Hamilton 95.5% Efficiency Multi-Position Gas Furnaces - 80,000 BTU Input,

    This 33in.H gas furnace is designed for installation in up-flow, down-flow, and horizontal applications. The single-stage, Energy Star Rated, high-efficiency furnace ships natural g...

    In Stock

    $1,269.99
    See It
    at Northern Tool
  12. DAYTON 2RYR3 Ng Furnace,60,000 Btuh,80plus Efficiency

    DAYTON 2RYR3 Ng Furnace,60,000 Btuh,80plus Efficiency

    80+ Afue Multi Position Gas Furnace, Natural Gas, Voltage 120, Output Btuh 48,000, Input 60,000 Btuh, Available Cooling Tons 1 1/2 To 3, Additional Features Electronic Hot Surface Ignition, 100 Percent Shut Off Main Gas Valve, Psc - Four Speed
    Read More

    In Stock

    $1,024.00
    See It
    at Grainger
  13. 80%-95% Efficiency Gas Furnace

    80%-95% Efficiency Gas Furnace

    Single phase, 125 volt Integrated ignition end fan control Baked on pre-painted steel cabinet finish Aluminized steel in shot burners for smooth ignition Aluminized steel inshot burners for smooth ignition Self diagnostic saves the last 5 fault codes regardless of power interruptions, plus freight
    Read More

    In Stock

    $1,335.00
    See It
    at Amazon
  14. COMFORT-AIRE GMDA50-E3A 80 Puls Eff Furnace Downflow,50kbtuh,ng

    COMFORT-AIRE GMDA50-E3A 80 Puls Eff Furnace Downflow,50kbtuh,ng

    80% Plus Efficiency Downflow Furnace, Natural Gas, 82.2 Afue, Input 50,000 Btuh, Output Btuh 41,000, Voltage 120, Height 34 In, Width 14 In, Depth 28 13/16 In, Supply Opening Width 12 27/32 In, Supply Opening Depth 20 1/8 In, Available Cooling Tons
    Read More

    In Stock

    $953.00
    See It
    at Grainger
  15. COMFORT-AIRE GMDA100-E5A 80 Puls Eff Furnace Downflow,100kbtuh,ng

    COMFORT-AIRE GMDA100-E5A 80 Puls Eff Furnace Downflow,100kbtuh,ng

    80% Plus Efficiency Downflow Furnace, Natural Gas, 80.0 Afue, Input 100,000 Btuh, Output Btuh 80,000, Voltage 120, Height 34 In, Width 21 In, Depth 28 13/16 In, Supply Opening Width 24 1/2 In, Supply Opening Depth 20 1/8 In, Available Cooling Tons 5,
    Read More

    In Stock

    $1,049.00
    See It
    at Grainger
  16. COMFORT-AIRE GMDA75-E3A 80 Puls Eff Furnace Downflow,75kbtuh,ng

    COMFORT-AIRE GMDA75-E3A 80 Puls Eff Furnace Downflow,75kbtuh,ng

    80% Plus Efficiency Downflow Furnace, Natural Gas, 80.5 Afue, Input 75,000 Btuh, Output Btuh 60,000, Voltage 120, Height 34 In, Width 17 1/2 In, Depth 28 13/16 In, Supply Opening Width 16 11/32 In, Supply Opening Depth 20 1/8 In, Available Cooling
    Read More

    In Stock

    $966.50
    See It
    at Grainger
  17. COMFORT-AIRE GMDA100-E3A 80 Puls Eff Furnace Downflow,100kbtuh,ng

    COMFORT-AIRE GMDA100-E3A 80 Puls Eff Furnace Downflow,100kbtuh,ng

    80% Plus Efficiency Downflow Furnace, Natural Gas, 80.2 Afue, Input 100,000 Btuh, Output Btuh 80,000, Voltage 120, Height 34 In, Width 17 1/2 In, Depth 28 13/16 In, Supply Opening Width 16 11/32 In, Supply Opening Depth 20 1/8 In, Available Cooling
    Read More

    In Stock

    $1,015.00
    See It
    at Grainger
  18. COMFORT-AIRE GMDA75-E4A 80 Puls Eff Furnace Downflow,75kbtuh,ng

    COMFORT-AIRE GMDA75-E4A 80 Puls Eff Furnace Downflow,75kbtuh,ng

    80% Plus Efficiency Downflow Furnace, Natural Gas, 81.1 Afue, Input 75,000 Btuh, Output Btuh 60,000, Voltage 120, Height 34 In, Width 17 1/2 In, Depth 28 13/16 In, Supply Opening Width 16 11/32 In, Supply Opening Depth 20 1/8 In, Available Cooling
    Read More

    In Stock

    $1,022.00
    See It
    at Grainger
  19. COMFORT-AIRE GMDA125-E5A 80 Puls Eff Furnace Downflow,125kbtuh,ng

    COMFORT-AIRE GMDA125-E5A 80 Puls Eff Furnace Downflow,125kbtuh,ng

    80% Plus Efficiency Downflow Furnace, Natural Gas, 80.0 Afue, Input 125,000 Btuh, Output Btuh 99,000, Voltage 120, Height 34 In, Width 24 1/2 In, Depth 28 13/16 In, Supply Opening Width 24 1/2 In, Supply Opening Depth 20 1/8 In, Available Cooling
    Read More

    In Stock

    $1,091.00
    See It
    at Grainger
  20. COMFORT-AIRE GMDA150-E5A 80 Puls Eff Furnace Downflow,150kbtuh,ng

    COMFORT-AIRE GMDA150-E5A 80 Puls Eff Furnace Downflow,150kbtuh,ng

    80% Plus Efficiency Downflow Furnace, Natural Gas, 80.0 Afue, Input 150,000 Btuh, Output Btuh 120,000, Voltage 120, Height 34 In, Width 24 1/2 In, Depth 28 13/16 In, Supply Opening Width 24 1/2 In, Supply Opening Depth 20 1/8 In, Available Cooling
    Read More

    In Stock

    $1,207.00
    See It
    at Grainger
  21. COMFORT-AIRE GMUH50-E3A 80 Plus Pct Eff Furnace Upflow,50k Btuh

    COMFORT-AIRE GMUH50-E3A 80 Plus Pct Eff Furnace Upflow,50k Btuh

    80% Plus Efficiency Upflow Furnace, Natural Gas, 81.4 Afue, Input 50,000 Btuh, Output Btuh 41,000, Voltage 120, Height 34 In, Width 14 In, Depth 28 13/16 In, Supply Opening Width 12 27/32 In, Supply Opening Depth 20 In, Available Cooling Tons 3,
    Read More

    In Stock

    $983.50
    See It
    at Grainger
  22. COMFORT-AIRE GMUH100-E5A 80 Plus Pct Eff Furnace Upflow,100k Btuh

    COMFORT-AIRE GMUH100-E5A 80 Plus Pct Eff Furnace Upflow,100k Btuh

    80% Plus Efficiency Upflow Furnace, Natural Gas, 80.0 Afue, Input 100,000 Btuh, Output Btuh 80,000, Voltage 120, Height 34 In, Width 21 In, Depth 28 13/16 In, Supply Opening Width 19 27/32 In, Supply Opening Depth 20 In, Available Cooling Tons 5,
    Read More

    In Stock

    $1,148.00
    See It
    at Grainger
  23. COMFORT-AIRE GMUH75-E3A 80 Plus Pct Eff Furnace Upflow,75k Btuh

    COMFORT-AIRE GMUH75-E3A 80 Plus Pct Eff Furnace Upflow,75k Btuh

    80% Plus Efficiency Upflow Furnace, Natural Gas, 80.6 Afue, Input 75,000 Btuh, Output Btuh 60,000, Voltage 120, Height 34 In, Width 17 1/2 In, Depth 28 13/16 In, Supply Opening Width 16 11/32 In, Supply Opening Depth 20 In, Available Cooling Tons 3,
    Read More

    In Stock

    $1,024.00
    See It
    at Grainger
  24. COMFORT-AIRE GMUH75-E4A 80 Plus Pct Eff Furnace Upflow,75k Btuh

    COMFORT-AIRE GMUH75-E4A 80 Plus Pct Eff Furnace Upflow,75k Btuh

    80% Plus Efficiency Upflow Furnace, Natural Gas, 80.5 Afue, Input 75,000 Btuh, Output Btuh 60,000, Voltage 120, Height 34 In, Width 17 1/2 In, Depth 28 13/16 In, Supply Opening Width 16 11/32 In, Supply Opening Depth 20 In, Available Cooling Tons 4,
    Read More

    In Stock

    $1,031.00
    See It
    at Grainger
  25. COMFORT-AIRE GMUH100-E3A 80 Plus Pct Eff Furnace Upflow,100k Btuh

    COMFORT-AIRE GMUH100-E3A 80 Plus Pct Eff Furnace Upflow,100k Btuh

    80% Plus Efficiency Upflow Furnace, Natural Gas, 80.0 Afue, Input 100,000 Btuh, Output Btuh 80,000, Voltage 120, Height 34 In, Width 17 1/2 In, Depth 28 13/16 In, Supply Opening Width 16 11/32 In, Supply Opening Depth 20 In, Available Cooling Tons 3,
    Read More

    In Stock

    $1,095.00
    See It
    at Grainger
  26. COMFORT-AIRE GMUH150-E5A 80 Plus Pct Eff Furnace Upflow,150k Btuh

    COMFORT-AIRE GMUH150-E5A 80 Plus Pct Eff Furnace Upflow,150k Btuh

    80% Plus Efficiency Upflow Furnace, Natural Gas, 80.0 Afue, Input 150,000 Btuh, Output Btuh 119,000, Voltage 120, Height 34 In, Width 24 1/2 In, Depth 28 13/16 In, Supply Opening Width 24 1/2 In, Supply Opening Depth 20 In, Available Cooling Tons 5,
    Read More

    In Stock

    $1,226.00
    See It
    at Grainger
  27. COMFORT-AIRE GMUH125-E5A 80 Plus Pct Eff Furnace Upflow,125k Btuh

    COMFORT-AIRE GMUH125-E5A 80 Plus Pct Eff Furnace Upflow,125k Btuh

    80% Plus Efficiency Upflow Furnace, Natural Gas, 80.0 Afue, Input 125,000 Btuh, Output Btuh 99,000, Voltage 120, Height 34 In, Width 24 1/2 In, Depth 28 13/16 In, Supply Opening Width 24 1/2 In, Supply Opening Depth 20 In, Available Cooling Tons 5,
    Read More

    In Stock

    $1,233.00
    See It
    at Grainger
  28. DAYTON 2RYR8 Ng Furnace,130,000 Btu,80plus Efficiency

    DAYTON 2RYR8 Ng Furnace,130,000 Btu,80plus Efficiency

    80+ Afue Multi Position Gas Furnace, Natural Gas, Voltage 120, Output Btuh 104,000, Input 130,000 Btuh, Available Cooling Tons 2 To 5, Additional Features Electronic Hot Surface Ignition, 100 Percent Shut Off Main Gas Valve, Psc - Four Speed Direct
    Read More

    In Stock

    $1,259.00
    See It
    at Grainger
  29. Hamilton 80% Efficiency Multi-Position Gas Furnace - 60,000 BTU Input, Model#

    Hamilton 80% Efficiency Multi-Position Gas Furnace - 60,000 BTU Input, Model#

    This 33in.H gas furnace is designed for installation in upflow, downflow, and horizontal applications. Furnace ships natural gas ready and can be easily converted to use propane gas with the option...

    In Stock

    $769.99
    See It
    at Northern Tool
  30. HAGO MANUFACTURING CO 35166 FURNACE NOZZLE .60 GPH 80 DEGREE- BLACK

    HAGO MANUFACTURING CO 35166 FURNACE NOZZLE .60 GPH 80 DEGREE- BLACK

    FURNACE NOZZLE .60 GPH 80 DEGREE- BLACK Spray Angle: 80 Flow Rate: .60 gph Color: Black Designed to give optimum combustion efficiency on high static pressure flame retention burners which specify a "B" pattern As compared to our "ES" pattern, somewhat more fuel is concentrated towards the center of the spray
    Read More

    See prices for: HAGO MANUFACTURING CO 35166 FURNACE NOZZLE .60 GPH 80 DEGREE- BLACK

    In Stock

    $7.81
    See It
    at Amazon
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