A refrigerator comprising: a body; a storage compartment (11, 12) formed in the body; and a door for the storage compartment, wherein the door comprises: a front panel a rear panel that is coupled to the rear of the front panel; a space formed between the front panel and the rear panel; an adiabatic material foam in the space so as to insulate the storage compartment; a display unit behind the front panel and comprising a display portion characterised in that the front panel being formed of a metal material and having through holes that pass through the front panel, wherein the through holes are formed in a predetermined configuration, the display unit having a configuration that corresponds to the configuration of the through holes, for displaying information when at least a portion of the display portion is turned on or off; an upper cap comprising a body portion and an accommodation space formed inside the body portion so as to accommodate the display unit, the upper cap being coupled to an upper part of the front panel; and a lower cap coupled to a lower part of the front panel, wherein the front of the accommodation space is open so that light from the display unit is visible through the through holes, and the upper cap is disposed to closely contact the rear of the front panel so that the adiabatic material foam is prevented from permeating into the accommodation space. a body; a storage compartment (11, 12) formed in the body; and a door for the storage compartment, wherein the door comprises: a front panel a rear panel that is coupled to the rear of the front panel; a space formed between the front panel and the rear panel; an adiabatic material foam in the space so as to insulate the storage compartment; a display unit behind the front panel and comprising a display portion characterised in that the front panel being formed of a metal material and having through holes that pass through the front panel, wherein the through holes are formed in a predetermined configuration, the display unit having a configuration that corresponds to the configuration of the through holes, for displaying information when at least a portion of the display portion is turned on or off; an upper cap comprising a body portion and an accommodation space formed inside the body portion so as to accommodate the display unit, the upper cap being coupled to an upper part of the front panel; and a lower cap coupled to a lower part of the front panel, wherein the front of the accommodation space is open so that light from the display unit is visible through the through holes, and the upper cap is disposed to closely contact the rear of the front panel so that the adiabatic material foam is prevented from permeating into the accommodation space. a front panel a rear panel that is coupled to the rear of the front panel; a space formed between the front panel and the rear panel; an adiabatic material foam in the space so as to insulate the storage compartment; a display unit behind the front panel and comprising a display portion characterised in that the front panel being formed of a metal material and having through holes that pass through the front panel, wherein the through holes are formed in a predetermined configuration, the display unit having a configuration that corresponds to the configuration of the through holes, for displaying information when at least a portion of the display portion is turned on or off; an upper cap comprising a body portion and an accommodation space formed inside the body portion so as to accommodate the display unit, the upper cap being coupled to an upper part of the front panel; and a lower cap coupled to a lower part of the front panel, wherein the front of the accommodation space is open so that light from the display unit is visible through the through holes, and the upper cap is disposed to closely contact the rear of the front panel so that the adiabatic material foam is prevented from permeating into the accommodation space.