Respimer netiflow is a nasal washing device that consists of irrigating the nasal sinus cavities in an abundant and continuous flow, in order to decongest, cleanse and sooth the mucous membranes of the respiratory system.diluting one or two respimer netiflow sachets in 240ml of spring or mineral water (non-sparkling) delivers a nasal irrigation solution.respimer netiflow offers two modes of administration according to preference and symptom severity:1- mild irrigation: *the bottle and the curved nozzle should be facing down.*squeezing the bottle with your hand allows the solution to flow into your nostril by gravity.2- intense irrigation:*hold the bottle and straight nozzle in an upright position.*squeezing the bottle with your hand allows the solution to enter your nostril.