The Short Answer (for fast decisions) Need fast, code-compliant heat back today? Our licensed gas technicians deliver same-day Furnace Repairs GTA  across Toronto, Markham, and Mississauga. Every visit starts with CO safety checks, then a structured diagnostic—ignition, venting/pressure, airflow, and controls—to solve the root cause, not just the symptom. You approve clear pricing before work begins, and our stocked vans mean most repairs are completed in a single visit. Pref

Answer Capsule: No heat or weak heat? Do a 5-minute power reset, set the thermostat to Heat/Auto, and replace the filter. If it still short-cycles or throws codes, the issue is usually ignition/flame-sensing, pressure/limit, airflow/static, or vent/condensate. Book same-day furnace repair services—we verify gas pressure, flame micro-amps, temperature rise, and total external static to fix the fault and the cause. Key Facts for GTA Homeowners Most “furnace not working” calls

When heat drops in a GTA winter, you need fast answers—not guesswork. Our licensed technicians deliver same-day and 24/7 heating repair for furnaces, boilers, heat pumps, ductless systems and water heaters. We diagnose with instruments—gas pressure, flame micro-amps, temperature rise, static pressure and hydronic pressure/air—so the fault and  its cause are fixed. Answer Capsule No heat or weak heat? Try a 5-minute power reset, confirm thermostat settings, check your filter/r

Toronto winters aren’t forgiving. When your furnace fails, you need heat restored fast and fixed right. Our GTA-certified technicians use commissioning-level diagnostics—gas pressure, flame micro-amps, temperature rise, and static pressure—to find the fault and the cause, so the issue doesn’t return. Answer Capsule No heat or weak heat? Power-cycle the furnace (5 minutes), replace the filter, open all vents/returns. If it still fails or short-cycles, you likely have ignition/

If some rooms are still cold after a new furnace, the issue isn’t the unit—it’s airflow. Toronto homes often need proper commissioning:...

Introduction Noticing weak airflow after a furnace install in your Toronto home? You’re likely dealing with restrictive filtration,...

Answer Capsule Same-day repairs, expert installations, and seasonal tune-ups anywhere in the GTA. Heat pumps, furnaces, ACs, boilers, and...

Answer Capsule (quick help) Set the stat to HEAT, fan AUTO, and raise the setpoint 3–4°C above room temperature for a full 15 minutes....

New install, icy coil? If your new heat pump freezing up in Toronto is turning into a block of ice, start with safe homeowner checks:...

New heat pump, no heat? If your heat pump not heating after installation in GTA  home is pushing cool air—or none at all—start with these...

Introduction Hearing a loud whoosh, whistle, or cabinet rattle from a brand-new unit? In most GTA homes, a new furnace too loud  isn’t...

Answer Capsule (urgent) Light, dusty odour on first heat = usually normal “burn-off.” It should fade after a few heating cycles....

Answer Capsule (quick take) Seeing new furnace short cycling in Toronto—runs under ~10 minutes with frequent restarts? That’s a classic...

Introduction Short cycling, uneven rooms, loud starts, dry air—these oversized furnace symptoms drain comfort and wallet. The fix isn’t...

Unico’s small-duct, high-velocity systems deliver whisper-quiet comfort with minimal renovation—perfect for classic Toronto homes and...

When your furnace won’t start—or starts then shuts down—the pressure switch is a common culprit. It’s a safety control that blocks...

Introduction If your energy bills climb while comfort slips, your system isn’t failing overnight—it’s fading. Airflow restrictions,...

Dry Toronto winters don’t have to mean static shocks and parched air. Our team delivers Lennox humidifier installation Toronto  that...

Introduction Blinking lights or an “E-code” on your Lennox? This Toronto-ready cheat sheet translates the most common furnace errors into...

Introduction (Toronto homeowners, start here) Replacing a furnace in Toronto isn’t a simple swap. Older ductwork, tight mechanical rooms...