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 LX Series – TM9V Review

Coleman LX Series – TM9V Review

AFUE: Up to 96%
ENERGY STAR ®: Yes
Burner Type: Dual Stage
Blower Type: Variable Speed
Price: $4,000 – $4,750
BTU Output: 38,000 – 115,000
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🔥Coleman TM9V Review (LX Series Cost & Efficiency Guide)

The Coleman LX Series TM9V is a 96% AFUE two-stage gas furnace featuring a variable-speed ECM blower for enhanced comfort, quieter operation, and improved energy efficiency. Designed for homeowners who want smoother temperature control and better humidity management, the TM9V stands at the premium end of the LX Series lineup.

🔹Coleman TM9V Quick Overview

Feature Details
AFUE Rating 96%
BTU Input 40,000 – 120,000
BTU Output 38,000 – 115,000
Heating Type Two-Stage
Blower Motor Variable-Speed ECM
Cabinet Height 33 inches
Fuel Type Natural Gas (Convertible to LP)
Installed Cost $4,000 – $4,750
Warranty Lifetime Heat Exchanger, 10-Year Parts

🔸How Much Does the Coleman TM9V Cost Installed?

The average installed price of the Coleman TM9V ranges from $4,000 to $4,750, depending on:

  • Home size

  • Ductwork modifications

  • Removal of existing furnace

  • Local labor rates

  • Installation complexity

Cost Breakdown

  • Unit Price: $2,400 – $3,000

  • Installation Labor: $1,600 – $1,900

Compared to other 96–97% variable-speed furnaces, the TM9V offers competitive pricing for its performance level.

⚙️ Core Performance & Efficiency

The TM9V delivers 96% AFUE efficiency, meaning 96% of fuel consumed is converted into usable heat.

Performance Highlights:

  • Two-stage gas burner adjusts output based on heating demand

  • Variable-speed ECM motor optimizes airflow

  • Improves A/C SEER performance when paired with compatible systems

  • Supports continuous fan operation for better indoor air quality

  • Electronic Hot Surface Ignition enhances reliability

  • Condensing design extracts additional heat from exhaust gases

This combination allows the TM9V to provide consistent temperatures with lower energy consumption.

🛠️ Design & Performance Features

The TM9V is engineered for durability, comfort, and installation flexibility.

  • Tubular aluminized steel primary heat exchanger

  • Stainless steel/aluminum secondary heat exchanger

  • Insulated blower compartment

  • Built-in self-diagnostics

  • Communicating control compatibility (4-wire bus connection)

  • Supports IAQ accessories

  • Induced combustion system eliminates chimney requirement

  • Compact 33-inch cabinet

These features improve comfort while extending equipment lifespan.

🔇 Noise & Quiet Operation

The Coleman TM9V is one of the quietest furnaces in the LX Series lineup.

  • Variable-speed blower operates at lower speeds most of the time

  • Two-stage heating reduces sudden temperature spikes

  • Insulated cabinet minimizes vibration

  • Quiet inducer, burner, and blower operation

Compared to single-stage furnaces, the TM9V offers noticeably smoother and quieter performance.

🛡️ Design, Protection & Serviceability

Coleman integrates advanced safety and service-friendly features into the TM9V.

Built-In Protection:

  • 100% shutoff main gas valve

  • Overheat and blockage safeguards

  • Condensate blockage protection

  • Self-diagnostics monitoring

Service-Friendly Design:

  • Convertible to LP gas

  • Upflow, downflow, and horizontal installation options

  • 2-pipe sealed combustion or single-pipe venting

  • Rotating inducer for easy vent conversion

  • Removable bottom panel

  • Movable duct flanges

  • Self-priming internal condensate trap

  • Quarter-turn door knobs

  • Easy-access control wiring

These features simplify installation and maintenance.

🔍 Coleman Models TM9V Comparison

1. TM9V vs TM9T

Feature TM9V TM9T
AFUE 96% 96%
Heating Two-Stage Two-Stage
Blower Variable-Speed ECM 4-Speed PSC
Noise Very Quiet Quiet
Comfort Premium Mid-Tier

👉 TM9V offers superior humidity control and smoother airflow.

2. TM9V vs TM9E

Feature TM9V TM9E
AFUE 96% 95%
Heating Two-Stage Single-Stage
Blower Variable-Speed ECM 5-Speed ECM
Comfort Level Premium Standard

👉 TM9V delivers better comfort consistency and quieter performance.

3. TM9V vs Older 80% Furnace

Feature 80% Furnace TM9V
AFUE 80% 96%
ENERGY STAR® No Yes
Fuel Savings Standard Up to 36%
Venting Metal Chimney PVC (Condensing)

Upgrading significantly improves efficiency, comfort, and air quality control.

🧾 Warranty Coverage

Coleman backs the TM9V with:

Lifetime Limited Heat Exchanger Warranty
10-Year Limited Parts Warranty (registration required)
5-Year Complete Assurance™ pledge

This warranty package is competitive within the premium two-stage furnace category.

➕Pros and Cons

Pros

✔ Two-stage heating improves comfort
✔ Variable-speed ECM blower enhances airflow
✔ 96% AFUE high efficiency
✔ Very quiet operation
✔ Strong warranty coverage
✔ Compact cabinet design

Cons

✖ Higher upfront cost than single-stage models
✖ More complex system requires professional installation
✖ May be oversized for very small homes

👤 Who Is the Coleman TM9V Best For?

The TM9V is ideal for:

  • Homeowners wanting premium comfort

  • Medium to large homes

  • Buyers prioritizing quiet operation

  • Homes with humidity control needs

  • Long-term homeowners focused on efficiency

If you want smooth, even heating and improved air quality performance, the TM9V is an excellent fit.

❓Frequently Asked Questions

1. Is the Coleman TM9V a high-efficiency furnace?

Yes. With 96% AFUE and condensing technology, it qualifies as a high-efficiency gas furnace.

2. How much does the Coleman TM9V cost installed?

Installed costs typically range between $4,000 and $4,750 depending on installation conditions.

3. Is the TM9V single-stage or two-stage?

The TM9V is a two-stage furnace with a variable-speed ECM blower.

4. What makes the TM9V better than the TM9T?

The TM9V includes a variable-speed ECM motor, providing quieter operation and improved humidity control.

5. How long does the Coleman TM9V last?

With proper installation and maintenance, it can last 15–20 years or more.

6. Can the TM9V run on propane?

Yes. It is convertible to LP (propane) gas.

🏆Final Verdict: Is the Coleman TM9V a Good Buy?

The Coleman LX Series TM9V is a premium comfort furnace that balances efficiency, quiet performance, and long-term reliability. Its two-stage heating and variable-speed ECM motor provide smoother airflow and better energy performance compared to entry-level models.

For homeowners seeking improved comfort and long-term efficiency without entering the ultra-high-end category, the TM9V is a strong investment choice.

💰 Understanding Furnace Pricing in Canada

Installation costs are determined by:

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