Filtration pouring spout or bottled liquids

A filtration pouring spout for bottled liquids, said pouring spout comprising:

• A. an elongated hollow housing coaxially surrounding a vertical axis, said elongated hollow housing having a top end and a bottom end, each said end being open, said elongated hollow housing having two side by side open cavities, a first cavity being larger in opening than a second cavity;
• B. a filter insert, said filter insert comprising an elongated hollow tube having the same length as said housing and an overall configuration to fit inside said first cavity, said filter insert having a bottom cap that is comprised of two through openings, a first through opening the same size as said first cavity and a second through opening smaller than said first through opening;
• C. an adapter, said adapter insertable in said top of said elongated hollow housing, said adapter having two through openings, a large adapter through opening the same size as said first through opening and a smaller adapter through opening the same size as said second through opening, said smaller adapter through opening being covered with a diaphragm that acts as a reed valve;
• D. a top nozzle, said top nozzle fitting onto said adapter such that a side through opening in said nozzle aligns with said smaller adapter through opening, said top nozzle having a top nozzle through opening larger than said side through opening.