greenhouse accessories: adopts move irrigation cantilever structure,installation on the top of greenhouse,can by transfer device realize inside greenhouse and every spans move irrigation.By irrigation machine control cabinet,can control the move speed and irrigation water volume.Irrigation machine adopts import nozzles,every nozzles have 3 irrigation heads,can by rotation nozzles adjustment irrigation water shape and water flow. exhaust fan wind technology data: technology data model:H-400 diameter:400mm voltage:220v power:120kw wind flow:3200m3/hour