Imp Multiflow screw-in nozzle, liner

MULTIFLOW SYSTEM This system consists in that the nozzle ball is supplied pre-marked with a series of diameters (14-20 and 25). With the help of a punch (also supplied with the nozzle) one of the diameters can be selected at the time of installation. max flow recommended for a maximum passage speed of 4 m/sec., according to UNE 13451-1 standard: Ø14= 2.2 m3/h, Ø20 = 4.5 m3/h, Ø25 = 7 m3/h 2" external thread , Ø inside 50. For liner pools in white ABS, with joints and screws.Installation with wall feedthroughs 15662 or 15663 is recommended.