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. A variable speed motor carefully controls the flow of air throughout your home, providing two levels of heating – stage one for the mild days and stage two for the colder days.

Constructed to the highest standards of design & engineering, the G61 is built tough for outdoor installation. Lennox offer a full 5 year parts and labour warranty to assure you of years of reliability

Quality Heritage Lennox have been at the forefront of innovation and design since manufacturing the world’s first home heating furnace more than 115 years ago. So you know when you choose Lennox, you’ll get more than just a piece of equipment. You get a complete luxury system from a manufacturer that is committed to providing you with the best in quality home comfort.

Engineered For Comfort and EfficiencyThe G61V is one of the most efficient furnaces you can buy, with a star rating of 5.3 you gain comfort and save money. Among its energy-saving features is a variable speed motor that uses about two-thirds less electricity than a standard motor. By taking furnace technology to new heights, the G61V helps your energy bills reach new lows.

Optional Lennox cooling Lennox’s superior design and technology allows you to enjoy the comforts of cool air in summer, travelling through the same duct work as your gas ducted heating system. This can be set up at the time of installation, or added to your heating system further down the track.


Lennox Heating and Air Conditioning provides a wide range of heating and cooling products for both residential and commercial applications. Since manufacturing the world’s first home heating furnace more than 115 years ago, Lennox has been at the forefront of innovation and design. Features and benefits include:

Quiet Operation

A fully insulated cabinet reduces noise and ensures quiet, efficient operation.

Two-stage, Variable Speed Operation

Runs at a 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.

Enhanced Humidity Control

Runs at variable speeds to precisely regulate the flow of heated and cooled air throughout your home.

Secondary Heat Exchanger

Provides additional heat to the furnace whilst maintaining high energy levels.

Low-speed Fan

Ultra-low fan speed provides a quiet, continuous flow of warm air.

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 the high reliability and efficiency of the unit.

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.

Variable Speed Blower Motor

DC Inverter, variable speed motor maintains specified air volume from 0 through 200Pa static range.

Discreet Design

The low−profile, narrow-width cabinet allows ease of installation. The fully insulated cabinet includes foil-faced insulation on the sides and back of the heating compartment, whilst minimising any functional noises.


Brochures Archive

Operating Manuals


Lennox HVAC - Home Comfort System Demo

Energy Efficient Air Conditioning and Heating -- Lennox