The ornamental design for a reversible sinkfacade, as shown and described.
FIG. 1 is a front perspective view of a new single bowl sink showing a façade design at a first side of the single bowl sink; and,
FIG. 2 is a rear perspective view of the new single bowl sink design seen in FIG. 1 showing a façade design at a second side of the single bowl sink.
The broken line portions of the sink represent the bounds of the claimed design and form no part of the claimed design. The side portions that interconnect the first side and the second side of the sink are flat and devoid of surface ornamentation and form no part of the claimed design. The bottom of the sink is flat and devoid of surface ornamentation and forms not part of the claimed design.