A fluid flow control unit adapted to control flow of fluid from a tap is disclosed. The fluid flow control unit comprises a vertical piece (101) extending along the length of the tap; and a horizontal piece (102) extending along a handle of the tap, wherein the vertical piece (101) and the horizontal piece (102) are sheet structures attached together at a predetermined angle, wherein one of sides (101a) of the vertical piece (101) is attached to one of sides (102a) of horizontal piece, and wherein a point of attachment of the vertical piece (101) and the horizontal piece is above the handle (105) of the tap.