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A W & J Heating technician servicing a residential furnace

Furnace Services

Calgary Furnace Repair & Installation

Whether your furnace needs a fast repair or it is time for a more efficient replacement, we make the process simple: an honest assessment, a clear quote, and professional installation from a local team you can trust.

24/7 Emergency Service

No Heat? We Fix It Fast, 24/7.

When your heating or cooling fails, do not wait. Our Calgary team answers day and night, including weekends and holidays.

Repair or replace?

Honest Guidance, Not Pressure

Not every furnace needs replacing. We give you a straight answer about whether a repair or a new system is the smarter choice for your home and budget.

A Repair Makes Sense When

  • A one-off breakdown on a furnace under 15 years old
  • Repairs that cost far less than a replacement
  • The system still heats evenly when running
  • Parts are readily available and affordable

Replacement Is Smarter When

  • The furnace is over 15 to 20 years old
  • Frequent or increasingly expensive repairs
  • Uneven heating or rooms that never warm up
  • Rising energy bills or unusual noises

New installations

Our Furnace Installation Process

Most installations are completed in a single day, with minimal disruption to your home.

  1. 1

    Assessment & Sizing

    We review your home’s size, insulation, and heating needs, then recommend a correctly sized, high-efficiency system.

  2. 2

    Upfront Quote

    You get a clear, no-obligation quote with your options explained in plain language before any work begins.

  3. 3

    Professional Installation

    We remove the old unit and install your new furnace to code, using proven methods and skilled craftsmanship.

  4. 4

    Testing & Cleanup

    We test for safety and efficiency, walk you through the system, and leave your space clean.

Maintenance & tune-ups

Keep Your Furnace Running Safely

Routine maintenance catches small issues before they become expensive breakdowns, keeps efficiency high, and extends the life of your system. It also protects your family with combustion and carbon monoxide safety checks.

  • Annual inspection, ideally before winter
  • Filter checks and replacement guidance
  • Carbon monoxide and combustion safety checks
  • Airflow and worn-part inspection to prevent breakdowns
Authorized Trane dealer

Trusted Equipment

High-Efficiency Trane Furnaces

We are an authorized Trane dealer, and for Calgary winters we recommend high-efficiency gas furnaces with a high AFUE rating for consistent heat and manageable running costs. We also service and repair all makes and models, not just the systems we install.

  • High-efficiency, high-AFUE furnaces sized for your home
  • Authorized Trane dealer with premium equipment
  • Service and repair for all makes and models
  • 10 year warranty on labour and equipment
High-efficiency Trane furnace

Financing Available

Spread the Cost of a New Furnace

Spread the cost of a new comfort system over manageable monthly payments with the VaultPay financing program, endorsed by your local dealer.

  • No down payment
  • Up to 10 years to pay
  • No interest / no payment programs
  • Fast, secure application
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  • Trane logo

    Authorized Trane Dealer

  • BBB Accredited Business logo

    BBB A+ Rating

  • W&J Heating Google rating
  • 10-Year Warranty
  • 24/7 Emergency Service

Request a quote

Get Your Free Furnace Quote

Share a few details and our Calgary team will follow up to arrange service or provide an estimate. For urgent no-heat situations, calling is the fastest way to reach us.

Questions

Furnace FAQs

  • What should I consider before installing a new furnace?
    Home size, insulation, energy-efficiency goals, and Calgary’s cold climate all matter. We size every system correctly and make sure the installation meets local codes for reliable, long-term heating.
  • How do I know whether to repair or replace?
    Replacement usually makes sense when a furnace is over 15 to 20 years old, needs frequent repairs, or struggles to heat evenly. Rising energy bills and unusual noises are also common signs.
  • Which furnaces are best for Calgary’s climate?
    High-efficiency gas furnaces with a high AFUE rating are well suited to Calgary winters, delivering consistent heat while keeping operating costs manageable.
  • How long does a furnace installation take?
    Most installations are completed in a single day. We remove the old unit, install the new system, and test it for safety and efficiency before we leave.
  • Do you offer 24/7 emergency furnace repair?
    Yes. We provide 24/7 emergency furnace repair across Calgary and prioritize same-day service during cold weather whenever possible.
  • Is a furnace replacement quote free?
    Yes. We provide free, no-obligation quotes on new furnace installations so you can make an informed decision.

Ready for Reliable Heat?

Call now for 24/7 no-heat service, or book a free quote on a new high-efficiency furnace.

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