Air filtering apparatus, namely, air filters for domestic use, air filters for industrial installations; air purifying apparatus; air cleaning filters being parts of air cleaning units; filters being parts of household or industrial installations for air filtering; air filters for cleaning gases being parts of household or industrial air filtering installations; activated carbon filters for the removal of volatile organic compounds; fine particle air filters Electric fans for horticultural use and indoor gardening; Electric fans; Ventilating exhaust fans; Ventilating fans for commercial and industrial use; Electric fans for household purposes; lights for use in growing plantslectromechanical controls for use in horticulture and indoor gardening to operate watering systems, control temperatures, control lighting, control humidity, control fan speeds, and to control CO2 levels; ballasts for lighting and gas discharge lamps