Gas Fireplace Service
Gas Fireplace Service near you
Clean, inspect and repair gas fireplaces. Tell us about your gas fireplace service project and we’ll help you find local gas technicians who serve your area.
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Gas fireplace service is the periodic cleaning, inspection and adjustment of a natural gas or propane fireplace, insert or stove. A gas fireplace burns fuel in the living room, often a few steps from where people sleep or children play, so the visit goes beyond appearance: the technician checks how the burner lights and burns, whether the safety controls shut off the gas when they should, and whether combustion gases leave the house through a clear, sealed vent.
Natural Resources Canada advises having a gas fireplace inspected before it is first used and serviced on a regular basis after that, and Health Canada's advice for all fuel-burning appliances is a yearly inspection by a professional, or the schedule the manufacturer sets. Because the work involves gas components, it belongs to a licensed gas technician rather than the homeowner.
This page explains what an annual service includes, the warning signs that call for a visit, what to do about a gas smell, cracked glass or a carbon monoxide alarm, how to protect children from hot glass, and whether to leave the pilot light on in summer.
What an annual gas fireplace service includes: burner, pilot, glass gasket and venting
Each model has its own service procedure in the installation and owner's manuals, and a good technician follows it. Most visits cover the same broad steps.
- Burner and pilot: cleaning dust, lint and debris from the burner and the pilot assembly, then checking that the flame lights smoothly and burns evenly.
- Safety controls: checking that the flame-sensing device shuts off the gas if the pilot goes out, and that the valve and controls respond correctly.
- Gas connections: testing the fittings at the appliance for leaks and checking the gas pressure against the manufacturer's specifications.
- Glass and gasket: removing and cleaning the glass, and inspecting it and its gasket for cracks, chips or a worn seal.
- Logs and embers: putting the logs, embers or stones back exactly as the manual shows, since a misplaced log can deflect the flame and cause soot.
- Venting: inspecting the vent pipe and the outdoor termination for blockages, damage, corrosion or nests.
- Fan, ignition and controls: cleaning the blower if there is one, and checking the wall switch, the remote, the batteries and the electronic ignition.
Signs your gas fireplace needs service: soot, yellow flames, odours and a pilot that won't stay lit
Get to know how your fireplace looks and sounds when it works well, so changes stand out. Many decorative units are designed to show yellow flames on the logs, so compare with that normal pattern rather than with a textbook blue flame.
- Black soot on the glass, on the logs, around the outdoor vent or on the wall above the fireplace.
- Flames that are taller, lazier, more yellow or more ragged than usual, or that lift off the burner.
- A pilot that won't stay lit, goes out when the main burner comes on, or takes several tries to light.
- A smell of gas, or a sharp or burning odour that lingers beyond the first few uses of the season.
- Delayed ignition, with a puff or a bang when the burner lights.
- A fireplace that shuts itself off after running a few minutes, which can point to a venting or safety control problem.
Gas smell, cracked glass or a carbon monoxide alarm: when to stop using the fireplace
If you smell gas, don't try to light or switch off the fireplace, don't use light switches or phones near the smell, and leave the house. Call your gas utility's emergency line or 9-1-1 once you are outside.
Never run the fireplace with cracked, chipped or missing glass. On a direct-vent unit, the glass is part of the sealed firebox that keeps combustion gases out of the room, so any damage calls for a technician and the replacement glass and gasket the manufacturer specifies.
Natural Resources Canada suggests a carbon monoxide alarm near any fireplace that isn't a sealed direct-vent unit, and Health Canada considers the hallway outside the bedrooms the most important location for one. If the alarm sounds, get everyone outside right away, call 9-1-1 or the fire department from there, and don't use the fireplace again until a technician has found the cause.
Licensed gas technicians for fireplace service in Ontario and Quebec
Servicing a gas fireplace means opening the burner compartment, removing and refitting gas components and testing for leaks, which is work for a qualified gas technician. In Ontario, hire a fuels contractor registered with the TSSA; in Quebec, a contractor holding the appropriate licence from the Régie du bâtiment du Québec. In other provinces, the provincial safety authority can confirm which licence applies.
Homeowners can wipe the glass once it has cooled, keep the outdoor vent clear and replace the remote's batteries. Adjusting the pilot, the burner or the gas valve, or taking apart the controls, is not a do-it-yourself job. Keep every service report, since some warranties and insurers ask for proof of regular servicing.
Hot fireplace glass: safety screens and barriers to protect children
The glass front of a gas fireplace gets very hot while the fire burns and stays hot for a while after it is turned off. Health Canada advises putting up a barrier around a gas or wood-burning fireplace so children can't touch hot surfaces and be burned, and warns that fireplace doors can become very hot during and after use.
- Many newer units come with a mesh safety screen in front of the glass; keep it in place, and ask the technician whether one is available for an older model.
- Add a fixed or freestanding safety gate around the hearth when babies, toddlers or pets live in the home.
- Keep the remote out of children's reach, and use the child lockout feature if the remote or wall control has one.
- Wait until the unit has cooled completely before cleaning the glass, as Natural Resources Canada advises, and use only the cleaner the manufacturer recommends.
Gas fireplace pilot light in summer: on or off, and getting ready for fall
A standing pilot burns gas around the clock, whether or not the fireplace is on. Natural Resources Canada suggests turning it off during the summer, and during the heating season when you aren't using the fireplace often, and notes that electronic or other intermittent ignition removes the need for a continuous pilot. Some owner's manuals give their own advice for the off-season, so check yours first.
If you turn the pilot off, relight it in the fall by following the lighting instructions on the unit, or have the technician do it during the pre-season service, and stop trying if it won't light. Book that service in late summer or early fall, before the first cold snap, and keep the outdoor vent clear of snow and ice all winter.
Gas Fireplace Service: frequently asked questions
How often should a gas fireplace be serviced?
Natural Resources Canada advises an inspection before first use and regular servicing after that, and Health Canada recommends a yearly professional inspection of fuel-burning appliances, or the manufacturer's schedule. A visit in the fall, before the heating season, is the usual choice.
Why won't my gas fireplace pilot stay lit?
Common causes include a dirty pilot, a worn flame sensor, a draft or a venting problem. Because the fix involves gas components, have a licensed gas technician diagnose it instead of relighting it over and over.
Is it normal for the glass to fog up when I turn on the fireplace?
Some condensation on cold glass that clears as the unit warms up is common. Fog that doesn't clear, soot or a smell are reasons to book a service.
Can I use my gas fireplace during a power outage?
It depends on the model. Some can be lit during an outage, often with a battery backup for the ignition, while others can't, and a blower or a power-vented unit needs electricity. Check the manual, and make sure your carbon monoxide alarm has a working battery.
Do I need a carbon monoxide alarm if I have a gas fireplace?
It's a wise precaution in any home with fuel-burning appliances. Natural Resources Canada suggests one near the fireplace if it isn't a sealed direct-vent unit, and Health Canada considers the hallway outside the bedrooms the most important location.
Sources
Written by the LokalMatch editorial team. Last reviewed September 10, 2026.
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Northwest Territories
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Ontario
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What affects the cost of gas fireplace service
Prices depend on the details of your project. We only publish price ranges when they’re backed by real LokalMatch quote data or reliable sources. Until then, here’s what usually changes the price:
- Type of system and fuel source
- Size and efficiency of the equipment
- Condition of the existing ductwork and venting
- Electrical or gas line changes
- Access to the furnace room, attic or outdoor unit location
- Removal and disposal of the old equipment
- Emergency or after-hours service
How to compare gas technicians before you hire
- Hire a technician who is licensed for heating, cooling and gas work in your province.
- For a new system, ask for a load calculation for your home rather than a size based on the old unit.
- Get written quotes that list the equipment, ductwork changes, removal of the old unit and any electrical work.
- Ask how they handle service calls and repairs after installation, including in the middle of winter.
- Compare the full scope of each quote, not only the equipment on it.
Questions to ask gas technicians before you hire
- Are you licensed for this type of heating, cooling or gas work in my province?
- How did you decide what size of system my home needs?
- Does this installation need a permit, and will you take care of it?
- What does the manufacturer's warranty cover, and what does your labour warranty cover?
- Will you need to change the ductwork, venting or electrical to make this work?
- Do you offer maintenance plans, and what do they include?
- How quickly can you respond if the system stops working?
When to call a pro for gas fireplace service
- If you smell gas, leave the home and call your gas utility's emergency line from outside.
- If a carbon monoxide alarm goes off, get everyone outside and call emergency services.
- No heat in cold weather, or a furnace that keeps shutting off
- Unusual noises, burning smells or a big jump in energy use
Gas fireplace service permits and local rules
Some gas fireplace service work needs a permit or has to meet local bylaws. Rules vary by municipality, so ask your pro whether a permit is needed and who will apply for it — and check with your city or town if you’re unsure.
Permits and licensingSeasonal maintenance
This job is part of our home maintenance checklists for:
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