A system, comprising: an aircraft galley, comprising: a standard unit meal box compartment configured to hold at least one standard unit meal box, the standard unit meal box compartment comprising: a door at a front of the standard unit meal box compartment; and an air chiller at a rear of the standard unit meal box compartment, the air chiller configured to provide chilled air within the standard unit meal box compartment, wherein the standard unit meal box compartment further comprises supply air ducting and return air ducting, wherein chilled air is supplied to the standard unit meal box compartment from the air chiller via the supply air ducting, wherein return air is returned from the standard unit meal box compartment to the air chiller via the return air ducting, wherein the standard unit meal box compartment further comprises a supply air outlet and a return air inlet, the supply air outlet coupled to the supply air ducting, the return air inlet coupled to the return air ducting, wherein the supply air outlet is at a top of the standard unit meal box compartment, wherein the return air inlet is at a bottom of the standard unit meal box compartment, characterized in that the air chiller has dimensions of less than 8 inches (20.32 cm) by less than 6 inches (15.24 cm) by less than 5 inches (12.7 cm), wherein the supply air outlet is positioned between a first pair of rub strips installed on the top of the standard unit meal box compartment such that chilled air flows from the supply air outlet above the standard unit meal box toward the front of the standard unit meal box compartment, wherein the return air inlet is positioned between a second pair of rub strips installed on the bottom of the standard unit meal box compartment such that the chilled air is returned from the front of the standard unit meal box compartment under the standard unit meal box to the return air inlet; and wherein each return air inlet and each supply air outlet has a width greater than a height. an aircraft galley, comprising: a standard unit meal box compartment configured to hold at least one standard unit meal box, the standard unit meal box compartment comprising: a door at a front of the standard unit meal box compartment; and an air chiller at a rear of the standard unit meal box compartment, the air chiller configured to provide chilled air within the standard unit meal box compartment, wherein the standard unit meal box compartment further comprises supply air ducting and return air ducting, wherein chilled air is supplied to the standard unit meal box compartment from the air chiller via the supply air ducting, wherein return air is returned from the standard unit meal box compartment to the air chiller via the return air ducting, wherein the standard unit meal box compartment further comprises a supply air outlet and a return air inlet, the supply air outlet coupled to the supply air ducting, the return air inlet coupled to the return air ducting, wherein the supply air outlet is at a top of the standard unit meal box compartment, wherein the return air inlet is at a bottom of the standard unit meal box compartment, a door at a front of the standard unit meal box compartment; and an air chiller at a rear of the standard unit meal box compartment, the air chiller configured to provide chilled air within the standard unit meal box compartment, wherein the standard unit meal box compartment further comprises supply air ducting and return air ducting, wherein chilled air is supplied to the standard unit meal box compartment from the air chiller via the supply air ducting, wherein return air is returned from the standard unit meal box compartment to the air chiller via the return air ducting, wherein the standard unit meal box compartment further comprises a supply air outlet and a return air inlet, the supply air outlet coupled to the supply air ducting, the return air inlet coupled to the return air ducting, wherein the supply air outlet is at a top of the standard unit meal box compartment, wherein the return air inlet is at a bottom of the standard unit meal box compartment, characterized in that the air chiller has dimensions of less than 8 inches (20.32 cm) by less than 6 inches (15.24 cm) by less than 5 inches (12.7 cm), wherein the supply air outlet is positioned between a first pair of rub strips installed on the top of the standard unit meal box compartment such that chilled air flows from the supply air outlet above the standard unit meal box toward the front of the standard unit meal box compartment, wherein the return air inlet is positioned between a second pair of rub strips installed on the bottom of the standard unit meal box compartment such that the chilled air is returned from the front of the standard unit meal box compartment under the standard unit meal box to the return air inlet; and wherein each return air inlet and each supply air outlet has a width greater than a height.