Single nozzle holder made of nylon with 1-way hose fitting for attachment to hose bars (U shape). The nozzle holder is equipped with a diaphragm valve and bayonet connection for the nozzle cap, designed for max. pressure up to 20 bar / 290 psi. The suppression of dripping from the check valve is set to 0.5 bar. The hose-ø 15 mm. The compact design provides a small space requirement.