HVAC Cleaning Services in Toronto & GTA

Sentinel Maintenance Inc (SMI) offers comprehensive HVAC cleaning services that improve indoor air quality, energy efficiency, and system longevity. We clean ducts, vents, coils, and filters using specialized equipment to eliminate dust, mold, allergens, and contaminants that can compromise your environment. Regular HVAC maintenance helps reduce utility bills, enhance airflow, and extend the lifespan of your system. Whether for commercial offices, industrial facilities, or residential buildings, our certified technicians provide detailed inspections and thorough cleanings tailored to your setup. With spring and fall being optimal times for service, SMI ensures your heating and cooling systems remain in peak condition year-round. Serving Toronto and the GTA, we deliver clean air and clean systems—safely and professionally.