A discrete flat dripper that is suited for being integrally installed within a hose, comprising: a substantially rectangular body component configured to affix to an internal wall of said hose; an elongated exit pool formed on said body component and substantially extending along a length of said body component; and a circumferential flow passage circumferentially surrounding a substantial part of said elongated exit pool for routing water that entered into the dripper towards said exit pool, wherein said circumferential flow passage comprises a filter, a water pressure reducer, a transverse flow passage that connects a first end of said filter to a first end of said water pressure reducer; and a water exit opening that connects, for flow passage of filtered and pressure reduced water, from a second end of said water pressure reducer to said elongated exit pool; wherein the dripper is of a non-pressure regulated type dripper, characterised in that said filter extends along and parallel to a first side of said elongated exit pool, and said water pressure reducer extends along and parallel to a second side of said elongated exit pool, the second side and the first side of said elongated exit pool being opposite each other; and wherein said transverse flow passage transverses across the width of said body component proximate a first end of said body component, and said water exit opening is formed at a second end of said body component, the second end and the first end of said body component being opposite each other and orthogonal to the first and second sides of said elongated exit pool. a substantially rectangular body component configured to affix to an internal wall of said hose; an elongated exit pool formed on said body component and substantially extending along a length of said body component; and a circumferential flow passage circumferentially surrounding a substantial part of said elongated exit pool for routing water that entered into the dripper towards said exit pool, wherein said circumferential flow passage comprises a filter, a water pressure reducer, a transverse flow passage that connects a first end of said filter to a first end of said water pressure reducer; and a water exit opening that connects, for flow passage of filtered and pressure reduced water, from a second end of said water pressure reducer to said elongated exit pool; wherein the dripper is of a non-pressure regulated type dripper, characterised in that said filter extends along and parallel to a first side of said elongated exit pool, and said water pressure reducer extends along and parallel to a second side of said elongated exit pool, the second side and the first side of said elongated exit pool being opposite each other; and wherein said transverse flow passage transverses across the width of said body component proximate a first end of said body component, and said water exit opening is formed at a second end of said body component, the second end and the first end of said body component being opposite each other and orthogonal to the first and second sides of said elongated exit pool. a filter, a water pressure reducer, a transverse flow passage that connects a first end of said filter to a first end of said water pressure reducer; and a water exit opening that connects, for flow passage of filtered and pressure reduced water, from a second end of said water pressure reducer to said elongated exit pool; wherein the dripper is of a non-pressure regulated type dripper, characterised in that said filter extends along and parallel to a first side of said elongated exit pool, and said water pressure reducer extends along and parallel to a second side of said elongated exit pool, the second side and the first side of said elongated exit pool being opposite each other; and wherein said transverse flow passage transverses across the width of said body component proximate a first end of said body component, and said water exit opening is formed at a second end of said body component, the second end and the first end of said body component being opposite each other and orthogonal to the first and second sides of said elongated exit pool.