9 Distribution boxes for electrical power; Ducting for electric cables; Electric control panels; Electrical integrated control systems for use in the field of UV disinfection units for disinfection of irrigation water treatment; Electrical integrated control systems for use in the field of greenhouse irrigation and heating management; Electronic-based instruments for measuring environmental parameters including humidity, mold, bacteria, air quality and water quality; Flowmeters; Manometers; Meteorological instruments; pH meters; Temperature sensors; Water filter controllers; Water heater controls; Water treatment equipment, namely, devices connected to a water distribution line, which automatically injects a predetermined proportion of fertilizer into an irrigation system used by a greenhouse complex; Water treatment equipment, namely, fertilizer injection devices which connect to a water distribution line, which automatically injects a predetermined proportion of fertilizer into an irrigation system used by a greenhouse complex; Water treatment equipment, namely, fertilizer injection units, namely, devices connected to a water distribution line, which automatically injects a predetermined proportion of fertilizer into an irrigation system used by a greenhouse complex; Digital pH meters