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| Brand | Lennox |
| Series | ML296V Merit Series |
| Model | ML296UH045XV36BK |
| Furnace Size | 45,000 BTU Class |
| High-Fire Input | 44,000 BTU/h |
| High-Fire Output | 42,000 BTU/h |
| Efficiency | Up to 96% AFUE |
| Heating Stages | Two-Stage |
| Blower Motor | Variable-Speed |
| Configuration | Upflow / Horizontal |
| Installation | Professional Installation Included |
| Heat Exchanger Warranty | 20-Year Limited Warranty |
| Parts Warranty | 5-Year standard; extended coverage may be available with registration |
| Labour Warranty | 1-Year Standard Labour Warranty |
The Lennox ML296 {m[“btu”]} BTU-class gas furnace combines up to 96% AFUE, two-stage heating and a variable-speed blower. Professional installation is included with Smart Savings Canada, with financing available on qualifying purchases.
Lennox ML296 45,000 BTU Furnace
The Lennox ML296 45,000 BTU gas furnace is a high-efficiency Merit Series furnace designed for dependable home heating with up to 96% AFUE, two-stage heating and a variable-speed blower. This model is suitable for upflow or horizontal installations and is available for professional installation through Smart Savings Canada.
Key Features
- Up to 96% AFUE: High-efficiency gas heating designed to use fuel efficiently.
- Two-stage heating: Adjusts heating output to better match demand and support more consistent comfort.
- Variable-speed blower: Helps provide steady airflow and supports enhanced comfort.
- Upflow / horizontal installation: Flexible configuration for a range of residential applications.
- Dual-fuel capable: Can be paired with a compatible heat pump system.
- Onboard refrigerant detection: K-series model includes refrigerant detection functionality for applicable A2L systems.
Technical Specifications
| Brand | Lennox |
| Series | ML296V Merit® Series |
| Model Number | ML296UH045XV36BK |
| Furnace Size | 45,000 BTU Class |
| AFUE | Up to 96% |
| High-Fire Input | 44,000 BTU/h |
| High-Fire Output | 42,000 BTU/h |
| Low-Fire Input | 29,000 BTU/h |
| Low-Fire Output | 28,000 BTU/h |
| Heating Stages | Two-Stage |
| Blower Motor | Variable-Speed |
| Fuel Type | Natural Gas / LP-Propane Convertible |
| Configuration | Upflow / Horizontal |
| ENERGY STAR | Certified / qualifying configurations |
| Refrigerant Detection | Onboard RDS for A2L systems |
| Add-On Cooling | 2–3 Tons |
| Air Volume Range | 485–1,370 CFM |
| Electrical | 120V, 60Hz, 1 Phase |
| Shipping Weight | 130 lbs |
| Dimensions | 17-1/2 W × 27-3/4 H × 23-1/2 D in. |
Warranty
- Heat Exchanger: 20-Year Limited Warranty
- Covered Parts: 5-Year standard coverage; eligible products may qualify for extended coverage with registration.
- Labour: 1-Year Standard Labour Warranty through Smart Savings Canada.
Manufacturer warranty terms, registration requirements and exclusions apply. Please confirm current warranty coverage before purchase.
Professional Installation
Professional installation is included with the Smart Savings Canada offer. Final installation requirements, venting, gas connections, electrical work and any modifications outside the standard installation scope may affect the final installation cost.
Contact Smart Savings Canada for availability, installation details, financing options and a quote for the Lennox ML296 45,000 BTU furnace.
Customer Reviews
11 reviews for Lennox ML296 45,000 BTU Furnace
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From heating and cooling upgrades to high-efficiency home comfort systems, Smart Savings Canada helps homeowners choose the right equipment, installation, and payment options for their homes.
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Whether you're replacing an older system or improving your home's energy efficiency, our team makes the process simple from product selection through installation.
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Natalie Fischer –
Outstanding service overall. Fair pricing, skilled install crew, and excellent follow-up. I would confidently recommend Smart Savings Canada.
Thomas Giroux –
Smart Savings Canada made the whole process stress-free. Strong heating performance and improved energy efficiency right away.
Thomas Giroux –
Smart Savings Canada made the whole process stress-free. Strong heating performance and improved energy efficiency right away.
Emily Wong –
Fast response time and professional service. Booking was easy, and the installation was completed quicker than expected.
Daniel Petrov –
Very competitive pricing and excellent customer support. The sales team helped us choose the right option without overselling.
Laura McKenzie –
The technicians were knowledgeable and respectful of our home. Clean install, no mess left behind, and great attention to detail.
Ibrahim Hassan –
Reliable performance and noticeable improvement in comfort. Smart Savings Canada delivered exactly what was promised.
Chantal Moreau –
Quick service and fast installation. From the first call to completion, everything moved smoothly. Our home was warm the same day.
Michael Reeves –
We checked multiple companies and Smart Savings Canada had the lowest price with no pressure or hidden costs. Honest pricing and great value.
LUI CHAI –
SMART SAVINGS
GREAT JOB,QUICK, RELIABLE AND KNOWLEDGEABLE
Sophia Mitchell –
The technicians arrived on time, explained the entire process, and made sure everything was running perfectly before they left. The furnace is super quiet and keeps our home warm even during cold Ontario nights.