GBL HVACLTD

Furnace Repair in Calgary

Furnace and boiler repair, installation and maintenance for Calgary homes and businesses. Open 24 hours, every day of the year.

Open 24 hours, 7 days a week

GBL HVAC LTD service van in a Calgary residential neighbourhood

Furnace dies on a January night? We pick up 24/7 and get your heat back on.

  • Open 24/7
  • Talk directly to Quinn
  • Homes & businesses
  • Calgary & area

Signs your furnace needs service

  • Cool air: furnace runs but vents blow cool or barely warm
  • Short cycling: starts, runs a few minutes, shuts off, repeats
  • Cold rooms: some rooms much colder than others
  • New noises: banging, squealing, rattling or a boom at start-up
  • No ignition: igniter clicks but burners don't light
  • Rising gas bill: with no change in how you use heat
  • Older unit: several repairs in the last few winters

Furnace repair

  • Full diagnosis: thermostat, filter, igniter, flame sensor, switches, inducer, blower, venting, safety controls
  • Plain-language answer: what's wrong and what it takes, before work starts
  • Common culprit: snow or frost blocking the pipes on the outside wall

Installation & replacement

  • Honest advice: repair vs. replace, your call
  • Typical lifespan: around 15 to 20 years, depending on maintenance
  • Sized right: for your actual home, ducts and venting
  • Boilers too: hot water boilers for homes and commercial buildings
  • Permits: some heating work needs a City permit. Ask us

Businesses

  • Commercial furnaces and unit heaters
  • Boilers and rooftop unit heating sections
  • Scheduled maintenance so it doesn't fail during opening hours

Quick checks before you call

Two minutes. Sometimes it fixes the problem. If not, call any time.

  • Thermostat: set to Heat, above room temp, fresh batteries
  • Furnace switch: the light-style switch near the unit is on
  • Breaker: not tripped
  • Filter: replace if dirty, a clogged filter can shut it down
  • Outside pipes: clear snow and frost

Areas we serve

  • NW Calgary
  • NE Calgary
  • SW Calgary
  • SE Calgary
  • Airdrie
  • Cochrane
  • Chestermere
  • Okotoks
  • Red Deer

Not sure if you're covered? Call 403-970-6988

Frequently Asked Questions

Do you really answer at night and on weekends?

Yes. GBL HVAC LTD is open 24 hours, 7 days a week, including holidays. Call 403-970-6988 and you'll talk to Quinn directly, not a call centre.

Should I repair or replace my furnace?

It depends on the furnace's age, its condition and what the repair involves. A newer furnace with a failed part is usually worth repairing. An older furnace that needs a major component, or keeps breaking down, is often better replaced. We'll give you both options and let you decide.

What should I do if I smell gas?

Don't touch light switches or use anything that could spark. Leave the building, then call 911 or your gas utility's emergency line from outside. Once the utility has made it safe, call us to repair the appliance.

My furnace keeps shutting off in very cold weather. Why?

On high-efficiency furnaces, a common cause is snow or frost blocking the intake or exhaust pipes outside. Other causes include a dirty flame sensor, a clogged filter or a failing pressure switch. Clear the pipes if it's safe to do so, and call us if it keeps happening.

Do you work on commercial heating?

Yes. We service furnaces, boilers, unit heaters and rooftop unit heating sections for restaurants, stores, offices and other businesses in Calgary.

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