Quantity indicators; smartphones; transponders; air analysis apparatus; hygrometer; meteorological instruments; gas testing instruments; ozonisers; ozonators; pressure measuring apparatus; thermometers, not for medical purposes; temperature indicators; measuring instruments; thermostats; respirators for filtering air
Electrical and Scientific ApparatusAir deodorizing apparatus; air cooling apparatus; air dryers; drying apparatus; air conditioning installations; air filtering installations; air purifying apparatus and machines; ventilation installations and apparatus; fans; desiccating apparatus; gas scrubbing apparatus; air humidifying apparatus; filters for air conditioning; heating apparatus; ionization apparatus for the treatment of air or water; water filtering apparatus
Environmental Control ApparatusAir purification; air deodorizing; air freshening; rental of air-conditioning and purifying apparatus; rental of space heating apparatus; water treating; rental of water filter; rental of water filtration units for commercial use
Treatment of Materials