
ML297V
Two-stage gas furnace
Two heating stages and a variable-speed blower help this furnace respond to your home’s heating needs.
Explore ML297V features
- Two-stage gas heating
- Variable-speed blower motor
- Sealed blower compartment
Lennox, with local Air 1 care
Meet Merit, Elite and the Dave Lennox Signature Collection. Explore furnaces and air conditioners with a local team that helps you find the right fit.
Niagara Region & Stoney Creek


Three collections. A personal choice.
From everyday essentials to more precise control, compare what matters to you. We consider your home’s size, ductwork, existing system and comfort goals before recommending equipment.
Featured models below · Ask us about current availabilityMerit® Series
Everyday essentials
An introduction to Lennox heating and cooling, with straightforward equipment choices for everyday comfort. Start with these featured Merit models.

ML297V
Two heating stages and a variable-speed blower help this furnace respond to your home’s heating needs.

ML14KC1
A central cooling option with a single-stage compressor and Lennox Quantum™ Coil technology.
Elite® Series
More control. More comfort.
Explore added comfort features, from an insulated furnace cabinet to variable-capacity cooling. We help you choose compatible equipment and controls.

EL297V
Efficient gas heat with variable-speed airflow, digital controls and a fully insulated cabinet.

EL18KCV
Cooling output adjusts with demand. A compatible digital indoor unit and Lennox S40 enable a communicating system.
Dave Lennox Signature® Collection
Refined comfort
Discover modulating heat and variable-capacity cooling in the Signature Collection. Compare these featured models as part of a carefully matched home comfort system.

SLP99V
Modulating heat adjusts output to demand, paired with a variable-speed blower and a fully insulated cabinet.

SL25KCV
PreciseComfort® technology varies cooling output. Air 1 confirms the indoor pairing and required Lennox S40 controls.
The whole system makes the difference. Efficiency ratings depend on the exact model, size and matched equipment. Air 1 confirms the furnace, coil, outdoor unit and controls for your home. Manufacturer images are representative; installed appearance can vary.
Your questions, considered
Equipment is only part of the decision. Get practical answers from your local Authorized Lennox Dealer.
289-228-9129Compare the actual models, not the series name alone. Heating stages, blower operation, cooling capacity control, sound features and thermostat requirements can all differ. Air 1 helps you balance those features with your home and budget.
The right match depends on the exact furnace, indoor coil, outdoor unit and controls. We check approved equipment combinations and installation requirements before recommending a system; a series label alone does not establish compatibility.
Request a written estimate from Air 1. Pricing depends on the model, system size, indoor equipment, controls and installation work at your home. We confirm current model availability and the scope before you decide.
Yes. Air 1 serves Niagara Region and Stoney Creek. Contact us to confirm availability for your address and arrange a home assessment.
Air 1 Heating & Cooling
Tell us what you want to improve. We’ll help you compare Lennox options and prepare an estimate for your home in Niagara Region or Stoney Creek.