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Furnace Installation in Calgary

Local’s Favourite Furnace Replacement Experts

Looking to buy the best furnaces in Canada? For over 45 years Knight (originally Assured) has been keeping Calgary homes warm. A new furnace installation in Calgary is a big investment, and you want to be sure that you have expert advice on the entire process.

From choosing whether to repair your current furnace or get a new furnace, to picking the right furnace brand, to having trusted professionals deal with the furnace installation, there’s plenty of factors to consider when you’re looking for a furnace replacement.

With our heating expertise, our tried-and-true furnace brands, and our neighbourly approach to customer service, you can’t go wrong! In fact, we back up what we say with our guarantee.

Ready to book an appointment, or have a question about our furnace replacement and installation services?

Energy Efficient Furnaces

Our furnaces meet or exceed the energy efficiency standards set by Natural Resources Canada. These standards require that all gas furnaces have a minimum efficiency rating (AFUE) of 90%, and must be independently tested and verified. Our energy-efficient furnaces help you save money on your heating bill every month, and ensure you stay comfortable all winter long.

Most of our furnaces actually exceed the minimum standards and are also Energy Star® certified. We carry furnaces up to 98% efficient, the highest efficiency level available on the market today. If you have any questions about which models are right for your energy efficiency requirements, we’d be happy to help.

How Long Does a Furnace Last?

A furnace's lifespan can vary depending on several factors, including the type of furnace, how well it is maintained, and the conditions in which it operates. 

Below is a breakdown of the average lifespan of each type of furnace:

  • Gas furnaces typically last between 15 and 20 years.
  • Oil furnaces usually have a lifespan of around 15 to 25 years.
  • Electric furnaces often last between 20 and 30 years.

Regular maintenance – such as annual inspections and timely repairs – can help extend the life of your furnace. Reach out to Knight Plumbing, Heating & Air Conditioning to get the most out of your system. We offer professional maintenance services to maximize your unit's lifespan, performance, and efficiency. 

How Do You Know When Your Furnace Needs to Be Replaced?

While we all wish that our furnaces could last forever, replacement is inevitable. We urge you to become familiar with the warning signs that your heating system is on its way out the door. That way, you know when to start thinking about a replacement. 

Signs you need to start considering a furnace replacement include:

  • Increased energy bills: If you've noticed a steady increase in your energy bills without a corresponding increase in usage, your furnace may be losing efficiency and costing you more to operate.
  • Frequent repairs: Frequent breakdowns and repairs are a clear sign that your furnace is struggling to keep up. If repair costs start to increase, replacing the furnace may be more cost-effective.
  • Uneven heating: If some rooms in your home are warmer or cooler than others, your furnace may no longer be able to distribute heat evenly throughout each room.
  • Strange noises: Rattling, banging, or squealing noises coming from your furnace are not normal and often indicate serious issues.
  • Yellow burner flame: A healthy gas furnace should have a blue flame. A yellow or flickering flame can indicate a problem with combustion and may pose a safety risk, such as carbon monoxide production.
  • Poor air quality: An old furnace can negatively impact indoor air quality, circulating more dust, dander, and other pollutants in your home, which can aggravate allergies and respiratory issues.
  • Visible rust or cracks: Physical signs of wear and tear, such as rust or cracks in the furnace, are indicators that the unit is deteriorating and may soon fail.

If you notice any of these issues, it might be time to consult with a professional about replacing your furnace. We are here to help you maintain a warm, efficient, and safe home. 

Our FAQs

Providing You With Answers & Solutions
  • Repair vs. Replace Your Furnace?

    Ask yourself the following questions to help determine if your heating system requires a new furnace installation or just a furnace repair.

    • Is my furnace a certain age? After 10 years, your furnace is getting towards the end of its lifespan, and the furnace replacement cost might be more manageable than another few years of costly repairs.
    • Does my furnace require frequent repairs? Aside from your regular maintenance costs, a furnace repair now and then is expected. But if you’re calling an HVAC specialist every few months, it’s time to look at furnace replacements.
    • Is my home’s heating costing me a lot of money? Does your energy bill get a little more high with every year, or even month? Even an efficient furnace won’t be able to maintain peak efficiency if it’s aging out of its life span. Getting a new furnace installed, especially a high-efficiency furnace, will help keep your energy costs down.
    • Is my home’s air dry and stuffy? New furnace installations will come with high-efficiency ratings that include air filtration and humidity control. These features will degrade over time, and even though it keeps your home warm, an older furnace model won’t be able to give you high-quality indoor air.
  • What Size Furnace Do I Need?

    A new furnace is sized according to its capacity in BTU/h, or the amount of British thermal units generated per hour. An undersized furnace won’t have the heating capacity to properly keep you warm, and an oversized furnace will frequently turn on and off because it will supply too much heat.

    An experienced and reputable HVAC company like Knight will be able to determine the correct size of a new furnace for your home. Factors such as your home’s insulation, quality and layout of the existing ductwork, number and size of windows, and floor plan will all contribute to your furnace efficiency.

  • Does A High-Efficiency Furnace Save Money?

    Yes! Many studies estimate that you could save between 35-40% on your heating bill each year, especially if you create a smart schedule to maximize your savings.

    We did the math on how much an average homeowner in Alberta would save.

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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