Trusted Calgary Boiler Service Experts
Boiler Service Calgary | Expert Boiler Maintenance & Repair
Calgary’s harsh winters put serious demands on your boiler system. FlameTech has been servicing residential and commercial boilers across Calgary for years, handling everything from routine maintenance to emergency breakdowns. We work with all major brands including Viessmann, Buderus, Weil-McLain, and more, keeping your boiler system running efficiently when temperatures drop to -30°C.
When your boiler fails on a January morning, you need someone who answers the phone and shows up fast. We’re available 24/7 for emergency boiler service in Calgary, with fully stocked service trucks and technicians who know these systems inside and out.


years of experience
Rapid Response
Why Calgary Homeowners Choose FlameTech for Boiler Service
As a locally owned and operated plumbing business in Calgary, we specialize in professional boiler service services for homes and businesses across the city.
FlameTech’s boiler technicians hold B2 gas fitting licenses and manufacturer certifications from the industry’s top brands. We’ve worked on thousands of boiler systems across Calgary, from older cast iron units in Mount Royal to modern condensing boilers in Aspen Woods. Our service trucks carry common parts for most systems, so we can often complete repairs on the first visit instead of leaving you without heat.
Our Boiler Service Services Include:
Annual Boiler Tune-ups Complete system inspection, cleaning, and efficiency testing to prevent breakdowns and reduce gas bills.
Burner Service & Repair Cleaning and adjusting gas burners, replacing flame sensors, and fixing ignition problems that cause lockouts.
Heat Exchanger Maintenance Professional cleaning to remove scale buildup and maintain efficient heat transfer in Calgary’s hard water conditions.
Pressure & Circulation Issues Diagnosing and repairing expansion tank problems, pressure relief valves, and circulation pump failures.
Thermostat & Control Repairs Fixing faulty thermostats, zone controls, and outdoor reset controls that affect system operation.
Emergency Boiler Repairs 24/7 response for no-heat situations, gas leaks, and other urgent boiler problems throughout Calgary.
Professional Boiler Service Services
Common Boiler Service Issues in Calgary Homes
Calgary boiler owners deal with specific problems caused by our climate and water conditions. Here’s what we see most often:
- Flame sensor fouling from Calgary’s hard water and dust, causing repeated system lockouts
- Expansion tank failures during Chinook temperature swings that stress the system
- Heat exchanger scale buildup reducing efficiency and causing overheating
- Circulation pump seizures from mineral deposits in older boiler systems
- Pressure relief valve weeping due to thermal expansion in closed-loop systems
- Zone valve failures preventing proper heat distribution to different areas
Don’t let a small problem turn into a major breakdown – call us at the first sign of trouble.
Emergency Boiler Service in Calgary Available 24/7
Boiler emergencies don’t wait for business hours. When you smell gas, lose heat, or hear strange noises from your boiler room, you need immediate professional help.
A real person answers our emergency line 24/7 – no voicemail, no call center. Our technicians can typically reach most Calgary locations within an hour, arriving in fully equipped service vehicles with common boiler parts and diagnostic equipment.
Preventative Boiler Maintenance Tips for Calgary Homeowners
Regular boiler maintenance prevents 80% of the breakdowns we see in Calgary. Here’s what every boiler owner should know:
- Check your boiler pressure monthly – it should stay between 12-15 PSI when cold
- Test your pressure relief valve annually by lifting the lever briefly to clear mineral buildup
- Keep the area around your boiler clear and check for any water leaks or corrosion
- Schedule professional cleaning every 12 months to remove scale and maintain efficiency
- Monitor your gas bills – a sudden increase often indicates efficiency problems
- Listen for unusual noises like banging, whistling, or gurgling that signal internal issues
Calgary Boiler Service Expertise You Can Trust
Our boiler technicians complete ongoing training with manufacturers like Viessmann, Buderus, and Triangle Tube to stay current on the latest technology. We hold B2 gas fitting licenses and have collectively serviced thousands of boiler systems across Calgary, from vintage cast iron units to modern condensing boilers requiring specialized repair techniques.
FlameTech works with all major boiler brands and understands the specific challenges Calgary installations face. Many homes built in the 1980s and 90s have original boilers reaching end-of-life, while newer developments often have undersized systems that struggle during cold snaps.
Alberta’s temperature extremes and hard water create unique maintenance requirements for boiler systems. We stock parts specifically for Calgary conditions and know how Chinook winds, mineral buildup, and extended heating seasons affect different boiler types and ages.






