The jet/spray branch pipe enables to choose full jet or variable jet from the shut off position. The spray is of advantage for various fire fighting applications.Strong cooling with little water consumption through instantaneous evaporation resulting little water damage.It fulfills all the requirements of fire brigades extremely robust and resistant to wear. The branch pipe may be filled with water curtains which can be operated independently in addition to jet and water spray.Simple, reliable design, insensitive to dirt including fibers and dirt particles of fairly large size very easy to cleaning through changeover to full or spray jet, which flushes out all dirt particles.