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Air Conditioner experts in High River, just south of Okotoks, closer to you than Calgary!

Do you often lose your sleep at night because the air is too hot?  Well, you work hard all day and the least you deserve is a good night’s sleep. G.M. Mechanical understands the value of good sleep. Good sleep keeps you energized throughout the day and alert at your desk. We offer you Lennox air conditioning systems that take care of keeping the temperature cool enough for you to sleep peacefully. 

With a large line of air conditioners available, you can find the Lennox air conditioner that is right for you. They offer a 13 SEER unit that meets minimum standards (for houses built before 2016) and 14.5 SEER units (that meet minimum standards for houses built during or after 2016). They have 2 stage units to help you maintain better control of the temperature in your home and save energy while doing so. Lennox even offers the fully modulating XC25, 25 SEER air conditioner for the ultimate in temperature control. The air conditioners sit just outside your house on a pad or wall brackets with a line set connecting them to an evaporator coil mounted above your furnace. This is then tied into a thermostat(s) to control all of your heating and cooling needs.

Lennox Air Conditioners



The most precise and efficient air conditioner you can buy, with a SEER efficiency rating of up to 26.



The most efficient two-stage central air conditioner you can buy with a SEER rating of up to 21.



The quietest and most efficient single-stage air conditioner, with a SEER efficiency rating of up to 18.5.



Efficient, durable air conditioner with a SEER efficiency rating of up to up to 17.



Affordable, efficient cooling with a SEER efficiency rating of up to 13.

Joe’s Pick

Joe recommends the Lennox Merit Series ML14XC1 air conditioner. The air conditioner is designed for smart energy use. It comes with efficiency ratings of up to 17.00 SEER. The highly-efficient air conditioner can reduce your energy bills without any compromise in comfort. ML14XC1 meets today’s new construction efficiency standards. So, go ahead and get it now!

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We Work on All Brands

G.M.Mechanical is proud to work on all brands, and we are a Premier Lennox Dealer. We are also a dealer in Carrier, Napoleon and Armstrong Furnaces.

Performance™ 14 Compact Central Air Conditioner


14 SEER for moderate energy savings with standard comfort features.


When looking for an air conditioner that is a unique balance between limited budget and extended energy savings, look no further than the class-leading air conditioners by Carrier, available at G.M. Mechanical.


This stackable unit is perfect for applications in multi-family housing and can sit as close to a wall as 6" for spacing all the way around.

  • Energy Savings 14 SEER along with upto 12.2 EER to ensure moderate power savings

  • Comfort Features Standard convenient features that will help you stay comfortable and cool

  • Humidity Control Comes with standard humidity control

  • Noise-Free Operates silently

  • Size Comes in a variety of sizes that are ideal for most homes. We can also help you in picking the right one as per your needs

  • Warranty 10-year limited warranty on parts upon registration on time

For more information on these and other Lennox Air Conditioners, click here.

Looking for a Ductless Air Conditioner?

We have got you covered with one of the most trusted ductless mini-splits systems.

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Contact Us

G.M. Mechanical

506 – 21st ST SE

High River, AB T1V 2A7







Monday - Friday 08:00 AM - 04:30 PM

Saturday - Sunday Closed

24 hour emergency service

Service Area

The MD of Foothills and all the towns within the MD (High River, Okotoks, Turner Valley and Black Diamond)

  • Priddis

  • Millarville

  • Vulcan

  • Milo

  • Arrowwood

  • Claresholm


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