Hotels / Restaurants / Old People's Homes / Schools
 
- (Water Treatment) hot and cold water

- (Legionella control) Drinking water
 
- (Kitchen) floors, walls, ceilings working areas, equipment, shelves, tools laundry
 
- (Sanitary Installations) floors, walls and ceilings in wet cells bathrooms, wash-basins, toilets laundry
 
- (Rooms and Supplies) floors, walls, ceilings beds, blankets, carpets ambient air disinfection equipment, working clothes, transport vehicles laundry
 
- (Air-Conditioning Systems / Ventilation) cooling systems, air washing devices, humidifiers, ventilation shafts