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Description
Lennox ML296 90,000 BTU High-Efficiency Gas Furnace
The Lennox ML296 90,000 BTU gas furnace is a powerful, high-efficiency heating solution designed for large homes and colder climate regions where dependable performance is essential. With a 96% AFUE efficiency rating, this furnace ensures excellent fuel utilization, helping homeowners control energy costs while maintaining consistent indoor comfort.
Built on the advanced ML296 platform, this model features two-stage gas heating, allowing the furnace to operate at a lower output during mild conditions and automatically increase to full capacity during colder temperatures. This results in more even heating, improved temperature stability, and quieter operation. A high-efficiency blower motor supports strong airflow and consistent heat distribution across large and multi-level living spaces.
ENERGY STAR® certified and engineered for long-term durability, the Lennox ML296 90,000 BTU furnace is an ideal choice for homeowners seeking enhanced comfort control, energy efficiency, and trusted Lennox reliability.
Key Benefits
Two-Stage Heating: Improves temperature consistency and overall comfort
96% AFUE Efficiency: Helps reduce gas usage and heating expenses
Quiet Performance: Operates at lower stage most of the time
Even Heat Distribution: High-efficiency blower minimizes cold spots
ENERGY STAR® Certified: Meets strict energy-efficiency standards
Built for Reliability: Proven Lennox engineering and durability
Key Highlights
96% AFUE High-Efficiency Gas Furnace
Two-Stage Gas Valve for Enhanced Comfort Control
ENERGY STAR® Certified Performance
Designed for Large Residential Applications
Direct Vent System for Safe and Efficient Operation
Strong Lennox Warranty Coverage
Specification
| Specification | Details |
|---|---|
| Make | Lennox |
| Model Number | ML296UH090XV48C |
| Furnace Type | High-Efficiency Gas Furnace |
| Fuel Type | Natural Gas |
| Heating Efficiency | 96% AFUE |
| Gas Stages | Two-Stage Heat |
| Maximum Heating Capacity | 88,000 BTUh |
| Blower Capacity | 4 Ton |
| ENERGY STAR® Certified | Yes |
| Installation Orientation | Upflow / Horizontal |
| Dimensions (W × H × D) | 21″ × 33″ × 27.75″ |
| Venting Type | Direct Vent |
| Heat Exchanger Warranty | 20 Years |
| Parts Warranty | 10 Years |
| Labor Warranty | 1 Year |
Why Homeowners Trust Jimmy HVAC for Reliable Comfort
Reliable HVAC Solutions Built for Comfort, Efficiency, and Long-Term Peace of Mind.
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Enjoy peace of mind with low monthly payments that make your costs easy to manage.

Transparent, Upfront Pricing
No hidden charges—just honest, clear pricing so you always know what to expect.
Licensed & Certified Technicians
TSSA-licensed experts ensure safe, reliable, and high-quality installations and repairs.
Free Installation Included
Enjoy hassle-free setup with free professional installation on every purchase.
Parts & Labour Warranty
Long-lasting protection with comprehensive parts coverage and an included labour warranty.
Reviews
14 reviews for Lennox ML296 90,000 BTU Furnace
Get a Free Quote From a Licensed HVAC Expert
✅ 24/7 Support & Fast Response
✅ Trusted by 5200+ Happy Clients
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Rachel McIntyre –
Jimmy HVAC did a good job overall. Not perfect timing-wise, but the install quality was good and the heat is consistent.
Omar Hassan –
The Lennox ML296 90,000 BTU furnace feels dependable. No issues since install and energy usage seems steady.
Erin Wallace –
Everything works fine so far. Took a little time to get used to the new thermostat, but the furnace itself is solid.
David Kim –
Installation was smooth and professional. Furnace heats the whole house evenly now.
Louise Martin –
Reasonable pricing and clear communication. The system has been running reliably through colder nights.
Rohan Patel –
Jimmy HVAC responded quickly when our old furnace stopped working. New Lennox ML296 was installed within a few days.
Jenna Collins –
The furnace works well, but it’s slightly louder than I expected. Other than that, no complaints.
Michael Ouellette –
Straightforward service with no upselling. The installation crew cleaned up after themselves.
Farah Khan –
We upgraded to the 90,000 BTU model for our larger house. Heat output is consistent and noticeably better than our old unit.
Steven Brooks –
Install went well, though scheduling took an extra day longer than expected. Furnace performance has been solid so far.
Nicole Tremblay –
Service was quick once we approved the estimate. The Lennox ML296 started up without any issues.
Harpreet Singh –
Good experience overall. Pricing was fair compared to other quotes. The furnace does what it’s supposed to.
Amanda Leclerc –
Jimmy HVAC’s install team was polite and efficient. They explained the basics before leaving, which I appreciated.
Paul Henderson –
The Lennox ML296 90,000 BTU furnace heats our home evenly and quietly. Installation was done in a single afternoon.