Calgary's Furnace Repair & HVAC Experts
Trusted since 1995 for furnace repair, boiler services, AC, heat pumps & water heaters, backed by 200+ five-star reviews and true 24/7 emergency service.
A Calgary family helping Calgary families since 1995
Comfort Union was founded in Calgary in 1995 with a simple belief — that homeowners deserve honest pricing, certified workmanship, and a team that shows up when it matters most. Nearly 30 years later, that belief still drives every service call we make.
We’ve served 500+ Calgary homes across every neighbourhood — from Tuscany to Auburn Bay. Our team of 10+ certified technicians holds Alberta’s highest trade credentials, so when we work on your furnace, boiler, or HVAC system, you know it’s done right and done safely.
Red Seal HVAC/R Technicians
Canada's highest interprovincial trade certification
Gas Fitting Ticket — Alberta
Licensed to work on all residential gas appliances
Refrigeration Mechanic 313D
Certified for AC, heat pump & refrigerant handling
Sheet Metal Worker — Certified
Custom ductwork and ventilation to Alberta code
Furnace Repair, Boiler & HVAC Services in Calgary
From emergency furnace repairs to full boiler installations. Comfort Union handles every heating and cooling need for Calgary homeowners.
Furnace Services Calgary
Calgary's most trusted furnace repair and installation company. We service all major brands, offer same-day repairs, and back every job with our Fixed Right or It's Free guarantee.
Boiler Services Calgary
Calgary's hydronic heating specialists. We install, repair and service all boiler types, from combi-boilers to full radiant systems. No HVAC company in Calgary covers boiler like Comfort Union.
AC & Heat Pump Services Calgary
Keep cool in summer and efficient all winter. We install and repair central air conditioners and cold-climate heat pumps engineered for Calgary's extreme temperature swings.
Water Heater Services Calgary
Never run out of hot water. Comfort Union installs and repairs hot water tanks and tankless water heaters across Calgary, fast turnaround, upfront pricing, and no service fee.
Furnace Repair, Boiler & HVAC Services in Calgary
From emergency furnace repairs to full boiler installations. Comfort Union handles every heating and cooling need for Calgary homeowners.
Furnace Broke Down at 2am? We're on the Way.
Calgary winters don’t wait — and neither do we. Our licensed technicians are available 24 hours a day, 7 days a week for emergency furnace repair, boiler breakdowns, and any HVAC emergency across Calgary.
Furnace Brands We Service in Calgary
Our licensed Calgary technicians are trained on every major HVAC brand. Whatever’s installed in your home, we repair it, service it, and install it right.
Carrier Furnace
All Carrier Infinity, Performance & Comfort series
Lennox Furnace
Full Lennox lineup including SLP98V, EL296V & ML196E
Trane Furnace
S9V2, XC95m, XV80 and all Trane residential series
Goodman & Amana Furnace
Budget-friendly to advanced modulating systems
Call us — our technicians can assess and service virtually any residential gas furnace installed in a Calgary home. If we can’t fix it, we’ll tell you honestly.
What to Expect from Comfort Union
Every service visit follows the same 4-step process, transparent, professional, and stress-free from start to finish.
Initial Assessment
Technician arrives on time, inspects your system and explains exactly what's wrong.
Transparent Quote
Clear upfront price before work begins. No hidden fees. No surprises.
Safe Repair or Installation
Certified technicians complete the work to Alberta code with full care for your home.
Final Walkthrough & Advice
We explain what was done and give you honest maintenance advice going forward.
See Why 200+ Calgary Homeowners Gave Us 5 Stars
We hired Comfort Union to install new GREE heat pump, IBC Combi boiler and IBC AHU air handler. We don’t have to rely on a gas furnace for heating anymore. They were very professional and punctual. Highly recommended.
Love the new water heater purchased from Comfort Union. Great service from beginning to end. Thanks to Muhammed (install Technician) and all the staff. I would highly recommend Comfort Union.
Our furnace unexpectedly failed and we needed a replacement right away. Ian at Comfort Union made it a priority to provide a quote same day. The installation team lead by Mohammad were professional.
