The G61 is a high-efficiency gas furnace Offering an impressive 5.3 Star efﬁciency rating, the Lennox G61 gas furnace is the ultimate in energy efﬁcient
heating. With unique sound absorbing insulation, the G61 reduces noise and provides peaceful operation, whether
it’s installed internally or externally.
A variable speed inverter fan motor carefully controls the ﬂow of air throughout your home, and a multi stage gas
valve provides two levels of heating – stage one for the mild days and stage two for the colder days. The variable
speed inverter motor uses about two-thirds less electricity than a standard motor and will help take your energy
bills to new lows.
FEATURES AND BENEFITS
1. Quiet Operation
Fully insulated cabinet reduces noise and ensures quiet, efficient operation
2. Two-stage, Variable Speed Operation
Runs at low speed 80% of the time, which minimises the up-and-down temperature changes associated with standard furnaces. This ensures a quiet and consistent flow of air whilst maintaining an ideal balance of temperature and humidity in your home.
3. Enhanced Humidity Control
Runs at variable speeds to precisely regulate the flow of heated and cooled air throughout your home.
4. Secondary Heat Exchanger
Provides additional heat to the furnace whilst maintaining high energy levels.
5. Low-speed Fan
Ultra-low fan speed provides a quiet, continuous flow of warm air.
6. Lennox Duralok Plus® Heat Exchanger Assembly
This is a Lennox developed heat exchanger assembly, made from patented Armour Tuf TM steel. It consists of a primary heat exchanger and a secondary condenser coil, ensuring high reliability and efficiency.
7. Integrated Two Stage / Variable Speed Blower Control
The solid−state board contains all the necessary controls and relays to operate the furnace. The electronic flame sensor assures safe, reliable operation.
8. Variable Speed Blower Motor
DC Inverter, variable speed motor maintains specified air volume from 0 through 200Pa static range.
9. Discreet Design
The low−profile, narrow width cabinet allows easy installation. The fully insulated cabinet includes foil faced insulation on the sides and back of the heating compartment, whilst minimising any functional noises.
When you want to feel warm without feeling the pinch of high energy bills, the Lennox Merit SeriesTM gas furnace
offers a reliable and economic solution.
The Lennox Merit SeriesTM gas furnace has a 3.8 (average) star efficiency rating and a versatile design, making it
extremely installer friendly. For internal roof installations it can be mounted horizontally or with upflow directions.
External installations are just as quick and easy with supply outlets located next to each other.
New and unique sound absorbing insulation panels deliver quiet operation. Plus, every component of the
Lennox Merit SeriesTM is rigorously tested in our dedicated research lab, so you can count on your new furnace to
deliver the highest possible levels of reliability and performance.
FEATURES AND BENEFITS
1. DURALOCK™ Heat Exchanger
Made out of patented Armour Tuf™ aluminised steel construction ensures superior resistance to
corrosion and oxidation. This compact design allows complete exposure of heating surfaces to supply air
stream whilst reducing space requirements inside the heater cabinet.
2. Induced Draft Combustion Blower
Exceeds industry standard airflow for even temperatures and improved comfort. Blower compartment
minimises losses and maximises efficiency and comfort.
3. SureLight(R) Ignitor
Solid-state electronic direct spark ignition control provides positive and safe main burner ignition insuring
reliable start every time the heater fires up. This spark is intermittent and occurs only when required.
4. SureLight(R) Integrated Furnace Control
Controls all furnace operations and provides direct readout diagnostics for quick troubleshooting.
Constructed of heavy gauge, cold rolled steel with a primed and pre-painted topcoat finish. The cabinet
surface temperatures are low due to foil faced fibreglass insulation on side and back panels of heat
6. Flame Rollout Switches
Manual reset switch is furnished as standard and is factory installed on the burner box. Switch prevents
unit operation in the event combustion products’ passage through the flueway is reduced or blocked.
24 volt (40VA) control transformer is furnished as standard equipment and is factory installed on control
The Lennox iComfort Wi-Fi® thermostat lets you set your home's temperature and save energy from anywhere in the world, using a smartphone, tablet or laptop. Remote access, along with live weather forecast and automatic updates, offers a level of convenience that goes degrees beyond what's possible with a standard thermostat.
FEATURES AND BENEFITS
1. iHarmony® zoning option
Allows you to customise your air from room to room with a few taps of the iComfort Wi-Fi® thermostat or your phone.
2. Alerts and Reminders
Your dealer can send alerts and emails if the system needs service or maintenance.
Provides the forecast right on the screen. Touch the weather icon to see the 5-day forecast.
4. Simple Touchscreen Interface
Acts like the products you use every day. You just touch where you want to start, and you have instant and easy access to the many innovative possibilities of the iComfort Wi-Fi® thermostat
5. One-Touch Away Mode
Overrides your regular programming schedule when you're away and automatically turns down heating or cooling to save energy.
6. Remote Access
With Cloud connectivity lets you adjust temperature and control energy costs from anywhere, using your smartphone, tablet or laptop.
7. Customizable Skins
Allows you to cover and protect your thermostat with your choice of artwork, a family photo or a colour that blends in with your décor or the screensaver on your thermostat.
We’re glad you asked! Why should you buy luxury Lennox home comfort equipment?
It’s simple. Four core principles make Lennox unique.
Heritage, Innovation, Quality, Choice
The Luxury of Heritage
Lennox has built its business on a heritage of integrity and innovation dating back to 1895. You can purchase
Lennox with the confidence that Lennox will be there when you need them, continually providing innovative,
quality products and services.
Lennox is a leading global name in home comfort and was first distributed in Australia in 1974. Lennox’ innovative
solutions include energy-efficient residential air conditioners, furnaces and heat pumps, plus commercial systems,
comfort controls and indoor air quality systems.
The Luxury of Innovation
When you choose Lennox, you get more than just a piece of equipment. You get a complete luxury system from a
manufacturer that is committed to providing you the best in quality home comfort. As air conditioning and heating
specialists, Lennox products will always deliver the latest technology.
Every Lennox product benefits from the knowledge of how to make luxury comfort equipment, more reliable and
The Luxury of Quality
Lennox has long enjoyed a reputation for having exceptional product quality. The stringent testing and meticulous
quality control performed throughout every stage of the production process plays a major role in the delivery of
the unparalleled reliability and longevity of Lennox.
The Luxury of Choice
Lennox systems offer you the luxury of choice. The choice of temperature within your home, when and where you
want it, the choice of optional extras to suit your specific needs and the choice of adding to your system further
down the track. The choice is yours.
Lennox Peace of Mind Lennox™ Warranty
For over 120 years, Lennox has set the standard for home comfort with innovative heating, cooling and indoor air
quality products. Lennox stand behind those products with industry-leading warranty coverage designed to protect
your investment and ensure your peace of mind.
All Lennox residential products come with a 5 year parts and a 5 year labour warranty (limited only by the
requirement for regular maintenance).
Lennox gas ducted heaters also carry a 10 years parts only warranty on the heat exchanger, the heart of all ducted
The use of premium components and stringent quality control procedures provide owners with unparalleled peace
Note: The warranty periods listed are only for residential applications.