Arag Nozzle holder 5 ways in a compact design with a hinge clamp and diaphragm valve for a pipe ø ¾". Pipe dilling needed 10 mm. Delivery with seals and screws. Diaphragm valve opening / shut-off pressure pre-install at 0.5 bar (7 PSI), the max operating pressure up to 20 bar (290 PSI).