| 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 Z9ET Review highlights a 97% AFUE, two-stage gas furnace designed for homeowners seeking high efficiency, improved comfort, and dependable performance. Featuring a variable-speed ECM blower and dual-stage burner, the Coleman Z9ET delivers smoother temperature control and better airflow compared to entry-level single-stage furnaces.
| Feature | Details |
|---|---|
| AFUE Rating | 97% |
| Heating Type | Two-Stage |
| Blower Motor | Variable-Speed ECM |
| BTU Input | 60,000 – 120,000 |
| BTU Output | 58,000 – 116,000 |
| ENERGY STAR® | No |
| Installed Cost | $4,500 – $5,250 |
| Warranty | 10-Year Parts (Registered), Lifetime Heat Exchanger |
The average installed cost ranges between $4,500 and $5,250, depending on:
Home size
Ductwork modifications
Removal of old furnace
Regional labor costs
Installation complexity
Unit Cost: $2,800 – $3,600
Installation: $1,700 – $2,000
Compared to other 97% two-stage furnaces, the Coleman Z9ET sits in the mid-to-premium price category.
One of the biggest strengths mentioned in this Coleman Z9ET Review is its high efficiency.
With a 97% AFUE rating, nearly all fuel consumed is converted into usable heat.
Dual-stage burner adjusts output automatically
Variable-speed ECM blower improves airflow precision
Advanced heat exchanger enhances heat transfer
Two-stage operation reduces fuel waste
Potential fuel savings of up to 30–35% compared to older 80% furnaces
Although not ENERGY STAR certified, the Z9ET still provides strong energy savings in cold climates.
The Coleman Z9ET is engineered for durability and comfort control.
Two-stage heating for consistent temperatures
Variable-speed ECM blower for smoother airflow
Advanced heat exchanger system
Compact cabinet design
Sealed combustion system
Flexible installation compatibility
This design allows the furnace to maintain more stable indoor temperatures compared to single-stage models.
The Coleman Z9ET operates more quietly than standard single-stage furnaces.
Variable-speed blower runs at lower speeds during most cycles
Sealed cabinet reduces sound transmission
Two-stage burner prevents loud on/off cycling
While not fully modulating, it offers noticeably smoother operation than entry-level systems.
Coleman integrates essential safety and protection mechanisms into the Z9ET.
Automatic shutoff system in case of overheating
Sealed combustion system reduces carbon monoxide risk
Pressure switches monitor airflow and venting
Condensate management safeguards
Upflow, horizontal, and downflow configurations
Compact footprint for basements and closets
Convertible installation options
Easy access for servicing
These features help ensure long-term reliability and safe operation.
| Feature | Z9ET | TM9Y |
|---|---|---|
| AFUE | 97% | 96% |
| Heating | Two-Stage | Two-Stage |
| Blower | Variable-Speed ECM | Constant Torque ECM |
| ENERGY STAR® | No | Yes |
👉 Z9ET offers slightly higher efficiency, while TM9Y includes ENERGY STAR certification.
| Feature | Z9ET | CP9C |
|---|---|---|
| AFUE | 97% | Up to 98% |
| Heating | Two-Stage | Fully Modulating |
| Blower | Variable-Speed ECM | Variable-Speed ECM |
| Comfort Level | High | Premium |
👉 CP9C provides more precise temperature control due to full modulation.
Coleman backs the Z9ET 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 access full extended warranty benefits.
This warranty package is competitive within the two-stage high-efficiency furnace category.
✔ 97% AFUE high efficiency
✔ Two-stage comfort control
✔ Variable-speed ECM blower
✔ Strong registered warranty coverage
✔ Reliable performance
✖ Not ENERGY STAR certified
✖ Higher cost than single-stage models
✖ Not fully modulating
The Coleman Z9ET is best for:
Homeowners upgrading from 80% furnaces
Medium to large homes
Buyers wanting smoother temperature control
Homeowners seeking strong warranty protection
Cold climate regions where higher AFUE matters
Yes — the Coleman Z9ET is worth it for homeowners seeking high efficiency and improved comfort without paying premium modulating furnace pricing.
Its two-stage burner and variable-speed ECM blower provide better airflow and temperature stability compared to entry-level furnaces, while maintaining competitive pricing.
Yes. With a 97% AFUE rating, it qualifies as a high-efficiency gas furnace.
Installation typically ranges between $4,500 and $5,250 depending on home size and complexity.
No. Despite its 97% AFUE rating, it does not carry ENERGY STAR certification.
Yes. It features a dual-stage burner for improved comfort control.
With proper maintenance, it can last 15–20 years or longer.
The Coleman Z9ET Review confirms this model as a strong mid-to-high efficiency option within the LX Series lineup. Offering 97% AFUE performance, dual-stage heating, and a variable-speed ECM blower, it provides consistent comfort and meaningful energy savings.
For homeowners seeking dependable performance and solid warranty coverage at a competitive price point, the Coleman Z9ET is a smart and practical investment.
Costs may differ based on:
Provincial climate conditions
Installation labour requirements
HVAC contractor pricing
Hamilton • Burlington • Brantford • Cambridge • Kitchener • Milton • Oakville
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