<p>The invention relates to an anti-flood valve (10) for preventing fluids entering an outlet end of a fluid discharge pipe; said valve comprising a composite tubular body (12); said body comprising a flexible tubular element (14) and a rigid annular band (16) bonded around a discharge end (18) of said flexible tubular element (14); said valve provided with a hinged closure element (20) at said discharge end (18); said flexible tubular element (14) including proximate an opposite inlet end an integral outwardly projecting annular flexible lip (24); said flexible lip (24) providing a seal and an interference fit with internal walls of said fluid discharge pipe when said valve is inserted into said outlet end of said fluid discharge pipe for use.</p>
