Toronto weather swings can push HVAC systems hard, and small issues quickly become bigger problems if left unresolved. Superior Heating & Air Conditioning HVAC Service, Heating & Air Conditioning starts every visit with focused diagnostics — airflow and temperature split, electrical and control checks, refrigerant pressures, gas pressure and combustion safety for furnaces, and hydronic performance for boilers. We explain findings in plain language and provide upfront pricing before work begins. If a repair is the best path, we replace worn components, calibrate thermostats and verify performance so your home returns to a steady, efficient comfort. For aging equipment or frequent breakdowns, we outline replacement options and efficiencies to help you decide confidently. Our team also performs seasonal tune-ups that clean coils, adjust burners, inspect heat exchangers, test CO levels and check safety limits, reducing surprise outages. Whether it’s AC repair on a humid day, a no-heat furnace call in winter or a boiler service, our priority is fast response, careful workmanship and clear communication.