Installation of a Gree Flexx Electric Furnace in Delson, South Shore
Upgrade to comfort with the Gree Flexx Electric Furnace—quiet, efficient, and perfect for limited spaces. Experience our expert installation in Delson!
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The job on one screen

The article, chapter by chapter
A Smooth Transition to Efficiency and Comfort
Project Overview: Embracing Modern HVAC Solutions
AirGreen recently completed an outstanding HVAC installation in Delson on the South Shore, demonstrating our commitment to providing top-tier comfort and efficiency to our clients. Our latest project involved installing a Gree Flexx Electric Furnace, a model known for its durability and advanced technology. This installation was not just a routine upgrade; it was a strategic move by the homeowner to take advantage of Hydro-Québec’s LogisVert rebate, ensuring substantial savings and enhanced home comfort.
The Client’s Challenge: Replacing the Old with the New
The homeowner had been facing recurring issues with an old furnace requiring frequent repairs. Tired of constant breakdowns and inefficiencies, the decision was made to switch to a more reliable and energy-efficient system. The Gree Flexx emerged as the ideal solution, especially attractive due to its eligibility for significant financial incentives through Hydro-Québec’s rebate program and its impressive 12-year warranty covering parts and the compressor.
Choosing the Gree Flexx: An Easy Decision
The choice of the Gree Flexx was influenced by several compelling features that assured the homeowner of its suitability for their specific needs:
- Compact and Quiet Operation: Given the limited vertical space in the home, the compact dimensions of the Gree Flexx (21.25 x 48.25 x 21.25 inches) were ideal. Its operation is very quiet, with an outdoor sound pressure level as low as 45 dB(A), ensuring it would not disturb the peaceful home environment.
- Exceptional Energy Efficiency: With up to 20 SEER and 10.5 HSPF, this electric furnace is designed to maximize energy use, significantly reducing utility bills.
- Robust Performance in Cold Weather: The heat pump operates efficiently down to -30°C, while the electric furnace provides comfortable heat regardless of outdoor temperatures.
- Advanced Features for Enhanced Comfort: The unit includes an eco mode, powerful operation settings, an illuminated wireless remote, and automatic features such as automatic switching between heating and cooling, fan speed control, and restart after power outages.
Installation Outlook: Precision and Professionalism
Our installation process was meticulously planned and executed. We utilized the existing infrastructure, including pipes and electrical wiring, to minimize disruption and costs for the homeowner. Every step, from inspecting and cleaning the old pipes to ensure they were free of leaks and debris, to the precise installation of the new system, was carried out with the utmost accuracy. Our professional team’s meticulous attention to detail ensured a flawless and efficient installation, to the great satisfaction of the client.
Customer Satisfaction: A Testament to Our Expertise
The homeowner was particularly impressed by the professional and clean service provided by AirGreen. Our ability to integrate high-quality equipment with existing home configurations without compromising service quality or functionality was highly appreciated. The peace of mind provided by the extended warranty and the financial benefits of the Hydro-Québec rebate only added to the client’s satisfaction.
Why Choose AirGreen for Your HVAC Needs?
At AirGreen, we are committed to enhancing your home’s comfort through innovative and efficient HVAC solutions. Our team of certified professionals ensures every installation is performed to the highest quality standards with impeccable precision. Choose us for:
- Expert Advice and Tailored Solutions
- High-Quality Equipment and Installation
- Extended Warranties and Financial Savings through Rebates
Let us help you transition to a more comfortable, efficient, and economical home environment. Experience the difference with AirGreen, where your home’s comfort is our top priority.
The job tools
Two quick checks with real numbers: what heat costs, and what your current heaters add up to in BTU/h.
Conversion: 1 W = 3.412 BTU/h. An indication, not a load calculation: baseboards and furnaces are often stronger than the real need, and they can stay as backup. AirGreen confirms the capacity on site.
How the job unfolds
The main steps of this kind of job at AirGreen. Every house has its quirks: the estimate brings them out.
We look at the ducts, the current indoor module, the electrical panel and the planned spot for the outdoor unit.
The equipment combination, capacity and price, in writing. We check whether the combination qualifies for assistance programs.
Access protected, old unit disconnected and removed when it is being replaced.
Electric furnace or air handler, with its coil, connected to the supply and return ducts.
On a level base, raised above the snow, with free space all around.
Insulated, they enter through a sealed opening and run to the indoor coil.
Dedicated circuits, accessible disconnect, a thermostat that works with the heat pump and the backup heat.
Leak test, vacuum, start-up, airflow check and a test of both modes.
Filter, thermostat, backup heat in extreme cold: what to know before winter.
- The on-site estimateWe look at the ducts, the current indoor module, the electrical panel and the planned spot for the outdoor unit.
- The quoteThe equipment combination, capacity and price, in writing. We check whether the combination qualifies for assistance programs.
- Getting readyAccess protected, old unit disconnected and removed when it is being replaced.
- The indoor moduleElectric furnace or air handler, with its coil, connected to the supply and return ducts.
- The outdoor unitOn a level base, raised above the snow, with free space all around.
- The refrigerant linesInsulated, they enter through a sealed opening and run to the indoor coil.
- Electrical and thermostatDedicated circuits, accessible disconnect, a thermostat that works with the heat pump and the backup heat.
- Tests and start-upLeak test, vacuum, start-up, airflow check and a test of both modes.
- The walkthroughFilter, thermostat, backup heat in extreme cold: what to know before winter.
What we check on a job like this one
Each number is a point we check on site. Switch between summer and winter to watch air and heat move.
In summer, the outdoor unit rejects the house's heat outside.
Generic illustration of this type of installation, not a survey of this job site. Tap a number.
It captures or rejects heat outside. It sits on a level base, above the snow, with free space all around.
The insulated refrigerant lines enter the house through a sealed opening and run to the indoor coil.
A shut-off switch near the outdoor unit isolates it safely for service.
Sitting on the indoor module, it moves heat between the house air and the refrigerant.
Electric furnace or air handler: its fan pushes air through the ducts. The electric backup takes over in extreme cold.
Supply ducts bring air to the rooms; returns bring it back to the unit. Their condition matters as much as the unit's.
It protects the coil and the fan. A dirty filter cuts airflow, so it gets checked regularly.
It runs the heat pump and the backup heat. It must be compatible with the installed system.
Is your home ready?
Check what applies at your place. A "no" is not a refusal: it is what we sort out during the estimate.
Good habits, once the unit is in place
Six simple habits that keep the unit going. Your list stays on this device.
What to do, season by season
Three habits per season for this unit. They take a few minutes and prevent many calls.
- Check the indoor module's filter.
- Clear winter debris from the outdoor unit.
- Test cooling before the heat arrives.
- Check the filter more often in peak season.
- Keep registers and returns clear.
- Watch condensate drainage near the coil.
- Change or clean the filter.
- Test heating and backup heat before the cold.
- Book periodic maintenance.
- Clear snow around the outdoor unit.
- Store nothing in front of the indoor module.
- Note any unusual noise or smell and call us.
The right pages, at the right time
Four statements: true or false?
It all comes down to details you have just seen.
1. A central heat pump uses the house's ducts.
It connects to the existing ducts to heat and cool everywhere.
2. In extreme cold, electric backup heat can take over.
The indoor module (furnace or air handler) works with the heat pump and takes over in extreme cold.
3. The filter only gets changed when the unit breaks down.
A dirty filter cuts airflow. It gets checked regularly.
4. You can reuse the old unit's size without checking.
The house may have changed: insulation, windows, added rooms. Capacity is confirmed on site.
0 / 4 right answers
What people ask us about this kind of work
Can I keep my current ducts?
What happens in extreme cold?
Furnace, air handler, ducted: what is the difference?
Are there grants?
Do I need a permit?
How much can I save?
How is the LogisVert assistance calculated?
Will my current thermostat work?
Central or wall units: which one?
Does AirGreen hold the required licences?
Is the estimate free?
No question matches. Write to us: we answer.
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An on-site estimate, the right capacity, the right equipment.
The on-site estimate is free and the quote follows within 24 hours.
Text and photo: a real AirGreen Climatisation & Chauffage job. The diagrams are generic illustrations of the type of installation, not a survey of this job site. Sources of the added figures: airgreen.ca product pages (NEEP / AHRI performance), Hydro-Québec (Heat pumps page, LogisVert, read on 13 October 2026), Régie de l’énergie (rate D as of 1 April 2026).
