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Air Conditioning Repairs in Calgary 

Providing Fast & Reliable Repair Solutions 

Whether you need a minor AC tune-up or an emergency repair to keep your system running properly, Knight Plumbing, Heating & Air Conditioning is here to help. Our team, backed by 50+ years of service excellence, is prepared to tackle any AC issue that comes our way, no matter the size or complexity. Our highly trained technicians are equipped with state-of-the-art tools and technologies to provide swift, effective, and precise repairs that target the root of the problem. We always strive to get the job done right the first time around, so you don’t have to worry about the problem reoccurring. 

Call (587) 742-3936 for high-quality air conditioning repairs in Calgary.

Repairing All Common AC Problems 

Our skilled technicians are familiar with all makes and models of equipment and can handle any AC problem that comes our way. We quickly pinpoint the cause of the issue before explaining your options to you and implementing the right solution. 

Our team repairs all common AC problems, including:

  • Refrigerant leaks 
  • Malfunctioning thermostats 
  • Electrical problems 
  • Compressor failures 
  • Condenser and evaporator coil issues 
  • Fan problems
  • Clogged drain lines
  • Frozen evaporator coils 
  • Leaking ductwork 
  • Dirty ductwork
  • Capacitor and relay failures 
  • Clogged air filters 
  • Poor airflow 
  • Short cycling 
  • Inadequate cooling 

At Knight Plumbing, Heating & Air Conditioning, we adhere to the highest standards of workmanship and safety to deliver exceptional solutions time and time again. Choose us to handle your AC repairs, and rest assured we always go the extra mile to meet your needs and exceed your expectations. 

What Is the Most Common AC Repair?

When cooling systems make strange noises, start leaking or begin to smell bad, it’s time to call in the professionals. At Knight, we tackle a lot of air conditioning repairs and pride ourselves on our ability to diagnose and fix common AC problems like these quickly:

  • AC Freezing Up - There are many possible reasons an air conditioner might freeze up. If you see ice on the condenser coils, call Knight. We’ll determine if the fix is as simple as replacing a dirty air filter that has been left unchanged or if a more serious mechanical issue exists.
  • AC Smells Bad - Are you loving the cool breeze your AC provides but feeling nauseous from the stink that accompanies it? As you can imagine, your indoor air quality is negatively impacted when you detect bad smells emanating from your air conditioner. It could be a refrigerant leak, mould build-up from a water leak, or another cause. Whatever it may be, Knight will eliminate the source of the smell for you.
  • AC Keeps Running - An air conditioner that runs continuously requires a lot of energy and puts undue wear and tear on your HVAC system. Something is causing it to work overtime—it could be cool air escaping somewhere, or the thermostat may be on the fritz. Regardless, don’t wait long to address the problem because it’ll likely lead to expensive repairs down the road.

Why Is My AC Running but Not Cooling?

It's a common and frustrating problem: your air conditioner is running, but your home isn't getting cooler. This issue can have several different causes, each needing specific attention to resolve. 

Some of the most common reasons why your AC might be failing to cool your home are:

  1. Dirty air filters: Clogged or dirty air filters restrict airflow, causing the system to work harder and reducing its cooling efficiency.
  2. Refrigerant leak: Low refrigerant levels due to leaks can prevent your AC from effectively removing heat from the air.
  3. Thermostat issues: A malfunctioning or incorrectly set thermostat might not send the right signals to your AC unit, affecting its ability to cool.
  4. Blocked condenser unit: Debris, like leaves, dirt, or grass, can block the outdoor condenser unit, hindering its ability to dissipate heat effectively.
  5. Faulty compressor: The compressor is crucial for circulating refrigerant through your AC system; the unit can't cool properly if it's malfunctioning.
  6. Frozen evaporator coil: Ice buildup on the evaporator coil can block airflow and limit the AC's ability to cool the air.
  7. Leaky ductwork: Cracked or leaking ductwork can allow cool air to escape before reaching your living spaces, reducing overall cooling efficiency.

Reach out to our team for a precise diagnosis and effective solutions to restore your home’s comfort. 

Is It Worth Fixing an AC?

Deciding whether to repair or replace your air conditioning system depends on several factors. Repairs are often a good idea when the issue is minor and the cost of fixing it is reasonable compared to the price of a new unit. If your AC system is relatively new (less than 10 years old) and has been well-maintained, repairing it can extend its lifespan and keep it running efficiently. 

However, if the repair costs are exorbitant or the system frequently breaks down, investing in a replacement might be more prudent. Ultimately, consulting with a trusted HVAC professional from Knight Plumbing, Heating & Air Conditioning can help you weigh the costs and benefits to make the best decision for your situation.

Offering Same-Day Service for Your Peace of Mind! 

Don’t get caught in a heat wave without a functioning air conditioning system – turn to Knight Plumbing, Heating & Air Conditioning for emergency AC repairs today. We offer same-day, weekend, and 24/7 emergency air conditioning services to address any unexpected issues at a moment’s notice. Whether it’s a sweltering summer afternoon or the middle of the night, you can count on us to provide prompt and efficient solutions. With our convenient services, help is always just a call away. 

Call (587) 742-3936 for emergency AC repairs in Calgary. We can also be reached through our online contact form.

What Homeowners Have To Say About Us

4.8 Stars On Google From More Than 3,400 Homeowners
  • “They were incredibly professional, helpful, and knowledgeable. I was thoroughly impressed and really appreciate their work! I would highly recommend them! My husband was very surprised and happy.” - Jennifer K.
  • “We had the pleasure of working with Aaron from Knight Plumbing for our EV charger installation, and I must say, it was a seamless experience from start to finish. Aaron's friendly demeanor and professionalism put us at ease right away.” - Mirimar M.
  • “My wife and I were super impressed with the communication and information received from the installers of our tankless hot water system. The installation of the unit was worked around our preferred location and what would work best.” - Dave G.
  • “Trent B and a nice gentleman who's name starts with S (I'm sorry, I didn't get the spelling of his name) were very professional, worked in a timely manner, and explained how everything worked so I knew how to operate the newly installed system.” - Sonia M.
  • “Steve G. at Knight Plumbing, Heating and A/C was professional, pleasant and very helpful! He did a great job disconnecting my old natural gas stove and connecting my new one!” - Dianne K.
  • “He was timely, in the window of expected time and called before leaving his last call to tell me when he was arriving. He removed our failed garburator and piped in a new kitchen drain for us.” - Aaron P.

    The Knight Plumbing, Heating & Air Conditioning Difference

    Certified Technicians Providing Exceptional Service
    • Over 40 Years of Service

      Knight has been providing quality plumbing services in Calgary AB and the surrounding areas since 1970. Knight has been accredited by the Better Business Bureau since 1991.

    • Financing Options Available

      We offer financing with low monthly rates. You can finance almost any kind of service we offer.

    • 24/7 Emergency Service

      We have a true 24-7-365 emergency service with a real person answering the phones: no callbacks, no answering machines, no voicemail.

    • Award-Winning Customer Service

      Let us show you the quality of service that earned us several awards – including the HomeStars Best of Award in 2016, 2017, 2018, 2019, 2020 and 2021!

    • Full-Price Quote in Advance

      We never have hidden fees, so you always know what your service will cost before we even start.

    • 100% Satisfaction Guaranteed
      We stand behind our work, and if we fail to completely satisfy you, we’ll happily work with you until we do. The job isn’t done until you’re satisfied.
    Work With Our Local Experts At Knight Plumbing, Heating & Air Conditioning, we are committed to giving your home the royal treatment.

    Contact Us Today

    Available 24/7 With No After-Hours Charge
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    Knight Plumbing, Heating & Air Conditioning Not Too Hot, Not Too Cold...Just Right
    201-10861 50 Street SE Suite 201 Calgary, AB T2C 3E5
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