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. <EOS>