
Furnace Not Heating Your Home? Read This
Is your furnace running but failing to heat your home? You’re not alone — it’s the most common call AW Mechanical Systems receives from Brampton and GTA homeowners every winter. In this guide, we break down the 7 critical warning signs your furnace needs professional attention, from cold air blowing through your vents to a yellow burner flame that could signal a carbon monoxide risk. Whether your system is short-cycling, making strange noises, or driving your heating bills through the roof, you’ll know exactly what’s happening — and when to call a licensed HVAC contractor for same-day repair. Serving Brampton, Mississauga, Toronto, Oakville, and the Greater Toronto Area for over 20 years.








