The only official WRAS approved anti-siphon nozzle for use on laboratory water taps. This essential piece of laboratory equipment offers important back flow prevention and should be permanently fixed in position.

The nozzle is a 1/2” BSP female connection and is designed for use on laboratory water taps with1/2” BSP removable nozzles which leave a male thread. The back flow prevention nozzle is compatible with any laboratory tap featuring a removable nozzle, making it a perfect accessory to the Swan Neck laboratory tap or the Pillar Bib tap.