| Square Footage | Furnace BTU |
|---|---|
| 1,000-1,200 sq. ft. Home | 40,000 - 60,000 BTU |
| 1,200-1,500 sq. ft. Home | 60,000 BTU |
| 1,500-1,800 sq. ft. Home | 60,000 - 80,000 BTU |
| 1,800-2,500 sq. ft. Home | 80,000 - 100,000 BTU |
| 2,500-3,500 sq. ft. Home | 100,000 to 120,000 BTU |
The Coleman TM8E Review highlights a reliable and budget-friendly 80% AFUE gas furnace designed for homeowners in mild climates. Positioned in the LX Series lineup as an entry-to-mid efficiency option, the Coleman TM8E combines simple single-stage heating with a variable-speed ECM blower for improved airflow and quieter operation.
| Feature | Details |
|---|---|
| AFUE Rating | 80% |
| Heating Type | Single-Stage |
| Blower Motor | Variable-Speed ECM |
| BTU Input | 60,000 – 120,000 |
| BTU Output | 48,000 – 96,000 |
| ENERGY STAR® | No |
| Installed Cost | $3,500 – $4,500 |
| Warranty | 10-Year Parts (Registered), Lifetime Heat Exchanger |
The average installed price ranges from $3,500 to $4,500, depending on:
Home size
Ductwork adjustments
Removal of old equipment
Local labor rates
Installation complexity
Unit Cost Estimate: $2,000 – $2,700
Installation Labor: $1,500 – $1,800
Compared to high-efficiency furnaces, the Coleman TM8E offers a lower upfront cost, making it attractive for budget-conscious homeowners.
With an 80% AFUE rating, the Coleman TM8E converts 80% of its fuel into usable heat, with 20% lost through exhaust gases.
Single-stage burner provides steady heat output
Variable-speed ECM blower improves airflow efficiency
Designed for mild climates where ultra-high efficiency is less critical
Lower purchase cost compared to 95%+ AFUE models
While not a condensing furnace, the TM8E offers dependable performance at a lower initial investment.
The Coleman TM8E is built for simplicity and durability.
Single-stage heating design
Variable-speed ECM motor for smoother airflow
Compact cabinet design
Flexible installation options
Durable heat exchanger construction
Its straightforward design reduces complexity while maintaining reliable heating.
Although it is a single-stage furnace, the TM8E operates more quietly than many older models thanks to:
Variable-speed ECM blower running at optimized speeds
Sealed cabinet design reducing sound transmission
Smooth airflow delivery
It is quieter than traditional fixed-speed PSC motor furnaces.
Safety and reliability are key components of the Coleman TM8E.
Automatic gas shutoff system
Pressure switches to monitor airflow
Sealed combustion system
Overheat protection safeguards
Supports upflow and horizontal configurations
Compact footprint fits closets and basements
Accessible components for servicing
These features make installation adaptable and maintenance straightforward.
| Feature | TM8E | TM9E |
|---|---|---|
| AFUE | 80% | 95% |
| Heating | Single-Stage | Single-Stage |
| Blower | Variable-Speed ECM | 5-Speed ECM |
| Efficiency Level | Mid | High |
👉 TM9E offers higher efficiency but at a higher cost.
| Feature | TM8E | Z9ES |
|---|---|---|
| AFUE | 80% | 96% |
| ENERGY STAR® | No | Yes |
| Blower | Variable-Speed ECM | Variable-Speed ECM |
| Cost | Lower | Higher |
👉 Z9ES delivers significantly better efficiency but requires a larger investment.
Coleman backs the TM8E with:
Base Warranty: 5-Year Parts, 20-Year Heat Exchanger
Registered Warranty: 10-Year Parts, Lifetime Heat Exchanger
5-Year Unit Replacement Warranty
Registration is required to receive extended warranty benefits.
This warranty coverage is competitive within the mid-efficiency furnace category.
Lower upfront cost
Variable-speed ECM blower
Reliable single-stage operation
Strong registered warranty coverage
Flexible installation options
80% AFUE (not high-efficiency)
Not ENERGY STAR certified
Less fuel savings compared to 95%+ models
The Coleman TM8E is ideal for:
Homeowners in mild climates
Budget-focused buyers
Rental properties or investment homes
Replacements where chimney venting already exists
Homes not requiring high-efficiency condensing systems
Yes — the Coleman TM8E is worth it for homeowners prioritizing affordability and dependable heating over maximum efficiency.
If you live in a mild climate and want a cost-effective furnace with strong warranty protection, the TM8E provides reliable performance at a lower upfront price.
However, in colder climates, upgrading to a 95%+ AFUE model may offer better long-term energy savings.
No. With 80% AFUE, it is considered a mid-efficiency furnace.
Installation typically ranges from $3,500 to $4,500 depending on home size and labor conditions.
No. It does not meet ENERGY STAR efficiency requirements.
Yes. It uses a single-stage burner combined with a variable-speed ECM blower.
With proper installation and maintenance, it can last 15–20 years.
The Coleman TM8E Review confirms that this model is a dependable and budget-friendly heating solution within the LX Series lineup. While it lacks the efficiency of condensing furnaces, it offers reliable single-stage heating, quieter ECM blower performance, and strong warranty protection.
For homeowners seeking affordable and straightforward heating in mild climates, the Coleman TM8E remains a practical and cost-effective choice.
Furnace costs are influenced by:
Geographic location
Installation time and labour
Local HVAC company pricing
Hamilton • Burlington • Brantford • Cambridge • Kitchener • Milton • Oakville
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