Modular refrigerator arrangement, comprising: a first refrigerator having a first cabinet and a first door for opening and close a first storage space in the first cabinet; a first machine room formed under the first cabinet; a second refrigerator arranged adjacent to the first refrigerator, the second refrigerator including a second cabinet and a second door for opening and closing a second storage space in the second cabinet; the second cabinet being spaced apart from the first cabinet; a second machine room formed under the second cabinet; wherein the modular refrigerator arrangement further comprising: a decor member disposed between the first and second refrigerator (100, 200) to shield a space between the first and second refrigerator (100, 200) from the front in a state in which the first and the second refrigerator (100, 200) are disposed adjacent to each other, wherein the decor member individually fixes the first cabinet and the second cabinet at an upper portion thereof; a first discharge portion formed on a side wall of the first cabinet to communicate with the first machine room; and a flow guide detachably coupled to the side wall of the first cabinet to cover the first discharge portion, wherein the flow guide includes: a guide body configured to form an edge, and a guide inner surface facing the discharge portion and configured to guide the air discharged from the discharge portion toward an upper side of the flow guide being open. a first refrigerator having a first cabinet and a first door for opening and close a first storage space in the first cabinet; a first machine room formed under the first cabinet; a second refrigerator arranged adjacent to the first refrigerator, the second refrigerator including a second cabinet and a second door for opening and closing a second storage space in the second cabinet; the second cabinet being spaced apart from the first cabinet; a second machine room formed under the second cabinet; wherein the modular refrigerator arrangement further comprising: a decor member disposed between the first and second refrigerator (100, 200) to shield a space between the first and second refrigerator (100, 200) from the front in a state in which the first and the second refrigerator (100, 200) are disposed adjacent to each other, wherein the decor member individually fixes the first cabinet and the second cabinet at an upper portion thereof; a first discharge portion formed on a side wall of the first cabinet to communicate with the first machine room; and a flow guide detachably coupled to the side wall of the first cabinet to cover the first discharge portion, wherein the flow guide includes: a guide body configured to form an edge, and a guide inner surface facing the discharge portion and configured to guide the air discharged from the discharge portion toward an upper side of the flow guide being open. a decor member disposed between the first and second refrigerator (100, 200) to shield a space between the first and second refrigerator (100, 200) from the front in a state in which the first and the second refrigerator (100, 200) are disposed adjacent to each other, wherein the decor member individually fixes the first cabinet and the second cabinet at an upper portion thereof; a first discharge portion formed on a side wall of the first cabinet to communicate with the first machine room; and a flow guide detachably coupled to the side wall of the first cabinet to cover the first discharge portion, wherein the flow guide includes: a guide body configured to form an edge, and a guide inner surface facing the discharge portion and configured to guide the air discharged from the discharge portion toward an upper side of the flow guide being open. a guide body configured to form an edge, and a guide inner surface facing the discharge portion and configured to guide the air discharged from the discharge portion toward an upper side of the flow guide being open.