Impulse nozzle Multiflow prefabricated pool

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 the UNE 13451-1 standard: Ø14= 2.2 m3/h, Ø20 = 4.5 m3/h, Ø25 = 7 m3/h. Code 00334: 2" external thread and Ø 50 internal thread. Made of white ABS. Code 06481: 2" external thread and 11/2" internal thread. Made of white ABS, with gaskets. The holes in the grid do not exceed 8 mm according to UNE 13451-1.