## Importance of Ventilation Duct Maintenance Ventilation ducts are exposed to dust, dirt, bacteria and fungal accumulation over time. Without regular maintenance, it can lead to serious health problems and system failures. ### Risks of Unmaintained Ducts 1. **Health Risks** - Respiratory diseases - Allergic reactions - Legionella bacteria risk 2. **System Inefficiency** - Increased energy consumption (20-30%) - Decreased air quality - Fan and motor failures 3. **Fire Risk** - Oil and dust accumulation - Especially critical in kitchen exhaust systems ### Cleaning Methods #### Mechanical Cleaning - Brush systems - Compressed air - Vacuum cleaning #### Chemical Cleaning - Degreasing products - Disinfectants - Antibacterial applications ### Maintenance Periods | Application Area | Recommended Period | |------------------|-------------------| | Office buildings | Once a year | | Restaurants | Every 3-6 months | | Hospitals | Every 6 months | | Industrial facilities | Every 3 months | ### Maintenance Checklist - [ ] Visual inspection inside duct - [ ] Filter check and replacement - [ ] Fan performance test - [ ] Sealing check - [ ] Damper operation check Contact us for professional maintenance service.