Raleigh, NC — September 24, 2026 — After months of keeping homes comfortable through North Carolina’s summer heat and humidity, HVAC systems may begin showing signs of wear or declining performance.
Mandolin HVAC and Plumbing is encouraging Raleigh-area homeowners to pay attention to changes in their heating and cooling systems this September and address potential problems before transitioning into the cooler months.
Air conditioning systems often operate for extended periods throughout a Raleigh summer. This heavy workload can place added stress on components, while dirty filters, airflow restrictions, and normal wear can affect system performance. Recognizing the warning signs of an HVAC problem can help homeowners address minor concerns before they develop into more disruptive repairs…