This Standard specifies requirements for hose valves which connect the water supply to the water pipe wet and wet/dry, especially for hose systems: - size 1: for hose systems according to DIN 14461-1,Type S (self help) - size 2: for hse systems according to DIN 14461-1, Type F (fire brigade), and according to 14461-6. - size 2 1/2 for special purposes. The components are used in pipes according to DIN 14463-1.