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What size furnace should I buy?

Square FootageFurnace BTU
1,000-1,200 sq. ft. Home40,000 - 60,000 BTU
1,200-1,500 sq. ft. Home60,000 BTU
1,500-1,800 sq. ft. Home60,000 - 80,000 BTU
1,800-2,500 sq. ft. Home80,000 - 100,000 BTU
2,500-3,500 sq. ft. Home100,000 to 120,000 BTU
Coleman Comforteer™ Series – TG9S Review
Coleman Comforteer™ Series – TG9S Review

Coleman Comforteer™ Series – TG9S Review

AFUE: Up to 95.50%
ENERGY STAR ®: No
Burner Type: Single Stage
Blower Type: Variable Speed
Price: $3,250 – $4,000
BTU Output: 38,000 – 123,500
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Coleman Comforteer Series TG9S Review: Efficient, Quiet, and Reliable Heating

Average Price (Installed): $3,250 – $4,000
AFUE Rating: Up to 95.5%
BTU Input: 40,000 – 130,000
BTU Output: 38,000 – 123,500
Fuel Savings: Up to 35% compared to older models
Cabinet Height: 33 inches

Top Features

  • Single-stage, 4-speed PSC blower

  • Built-in self-diagnostics for easy maintenance

  • Low airflow leakage for efficient heating

  • Quiet operation

  • Extra safety features for peace of mind

  • Easy installation

  • 10-year limited parts warranty and lifetime limited heat exchanger warranty

The Bottom Line

The Coleman Comforteer Series TG9S is a high-efficiency, reliable furnace that delivers consistent comfort while helping homeowners save on energy costs. Its advanced design, quiet operation, and safety features make it a strong contender for those looking for a dependable heating solution.

In-Depth Review

Energy and Heating Efficiency

The TG9S excels in energy efficiency, with an AFUE rating of up to 95.5%. This high efficiency helps homeowners reduce fuel costs by nearly 35% compared to older furnace models. Key efficiency features include:

  • Electronic Hot Surface Ignition: Reduces fuel usage while improving reliability

  • Condensing design: Extracts maximum heat from less gas for optimal efficiency

  • Heat retention technology: Minimizes energy loss and ensures heat is distributed effectively

  • Timed on, adjustable off blower: Maintains consistent comfort while conserving energy

  • Low duct leakage: Less than 1% of heat escapes during operation

Quiet Operation

The TG9S is designed for smooth and quiet operation:

  • Single-stage, 4-speed PSC blower reduces noise levels

  • Efficient inducer and blower design ensures minimal sound during operation

  • Ideal for homes where a quiet heating system is a priority

Safety Features

Safety is a key focus of the TG9S:

  • 100% shutoff main gas valve for extra protection

  • Blower door safety switch to prevent unauthorized access

  • Reliable built-in safety mechanisms to prevent overheating or other hazards

Warranty Information

Coleman backs the TG9S with strong coverage:

  • Lifetime limited heat exchanger warranty

  • 10-year limited parts warranty

Installation and Technical Information

The TG9S is designed to be technician-friendly and versatile:

  • Convertible to propane (LP) gas

  • Fits most residential spaces with a compact 33-inch cabinet

  • Flexible installation options: upflow, downflow, or horizontal (left or right)

  • No knockouts required, simplifying installation

  • Built-in features support easy venting and maintenance

Final Verdict

The Coleman Comforteer Series TG9S is a highly efficient, quiet, and reliable furnace suitable for homeowners seeking comfort, energy savings, and long-term performance. With its advanced heating technology, low energy consumption, and robust safety features, the TG9S is an excellent choice for modern homes.

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