A lavatory drain assembly, comprising: a receptor having a lower end and an upper end, the upper end of the receptor including an outer flange; and a cover removably coupled to the upper end of the receptor, wherein the cover comprises: a body and a sleeve extending from a bottom surface of the body; wherein the cover is adjustably coupled to the upper end of the receptor at the sleeve forming a circumferential gap between an upper surface of the outer flange and a bottom surface of the body; wherein the cover is configured to be selectively adjusted relative to the receptor to increase or decrease the circumferential gap; wherein the circumferential gap defines part of a second flow path, characterized in that: the body includes an opening defining a first flow path, and the receptor includes an inner flange disposed within the receptor and between the lower end and the upper end, wherein the inner flange is configured to act as a stop for regulating a position of the receptor relative to a drain pipe and a position of the cover relative to the receptor, wherein the inner flange includes an upper engagement surface and a lower engagement surface, wherein the sleeve is configured to contact the upper engagement surface of the inner flange when the cover is installed in the receptor, and wherein the lower engagement surface is configured to contact a portion of the drain pipe when the receptor is coupled to the drain pipe. a receptor having a lower end and an upper end, the upper end of the receptor including an outer flange; and a cover removably coupled to the upper end of the receptor, wherein the cover comprises: a body and a sleeve extending from a bottom surface of the body; a body and a sleeve extending from a bottom surface of the body; wherein the cover is adjustably coupled to the upper end of the receptor at the sleeve forming a circumferential gap between an upper surface of the outer flange and a bottom surface of the body; wherein the cover is configured to be selectively adjusted relative to the receptor to increase or decrease the circumferential gap; wherein the circumferential gap defines part of a second flow path, characterized in that: the body includes an opening defining a first flow path, and the receptor includes an inner flange disposed within the receptor and between the lower end and the upper end, wherein the inner flange is configured to act as a stop for regulating a position of the receptor relative to a drain pipe and a position of the cover relative to the receptor, wherein the inner flange includes an upper engagement surface and a lower engagement surface, wherein the sleeve is configured to contact the upper engagement surface of the inner flange when the cover is installed in the receptor, and wherein the lower engagement surface is configured to contact a portion of the drain pipe when the receptor is coupled to the drain pipe. the body includes an opening defining a first flow path, and the receptor includes an inner flange disposed within the receptor and between the lower end and the upper end, wherein the inner flange is configured to act as a stop for regulating a position of the receptor relative to a drain pipe and a position of the cover relative to the receptor, wherein the inner flange includes an upper engagement surface and a lower engagement surface, wherein the sleeve is configured to contact the upper engagement surface of the inner flange when the cover is installed in the receptor, and wherein the lower engagement surface is configured to contact a portion of the drain pipe when the receptor is coupled to the drain pipe.