A refrigerator comprising: a vacuum insulated cabinet having a food storage space and an enlarged access opening permitting items to be placed in the food storage space and removed from the food storage space, the vacuum insulated cabinet including a sidewall having inner and outer sides, and a passthrough opening (12, 12A, 12B) extending between the inner and outer sides (14, 15); a resilient insulating member comprising a resilient material, wherein the resilient insulating member is disposed in the passthrough opening (12, 12A, 12B), the resilient insulating member including a plurality of outwardly-projecting flexible flaps (22, 22A, 22B), the resilient insulating member further including an aperture (25, 26, 27) extending through the resilient insulating member; an evaporator assembly disposed inside of the sidewall; a condenser assembly disposed outside of the sidewall; at least one conduit (28, 30) having an inner end fluidly connected to the evaporator assembly and extending through the aperture (25, 26, 27) of the resilient insulating member, the fluid conduit (28, 30) having an outer end fluidly connected to the condenser assembly, characterized in that the plurality of outwardly-projecting flexible flaps (22, 22A, 22B) engage a surface of the passthrough opening and form an airtight seal between the resilient insulating member and the surface of the passthrough opening, the surface of the passthrough opening (12, 12A, 12B) includes a first portion having a first dimension, a second portion having a second dimension, and an annular step surface extending between the first and second portions (36, 37). a vacuum insulated cabinet having a food storage space and an enlarged access opening permitting items to be placed in the food storage space and removed from the food storage space, the vacuum insulated cabinet including a sidewall having inner and outer sides, and a passthrough opening (12, 12A, 12B) extending between the inner and outer sides (14, 15); a resilient insulating member comprising a resilient material, wherein the resilient insulating member is disposed in the passthrough opening (12, 12A, 12B), the resilient insulating member including a plurality of outwardly-projecting flexible flaps (22, 22A, 22B), the resilient insulating member further including an aperture (25, 26, 27) extending through the resilient insulating member; an evaporator assembly disposed inside of the sidewall; a condenser assembly disposed outside of the sidewall; at least one conduit (28, 30) having an inner end fluidly connected to the evaporator assembly and extending through the aperture (25, 26, 27) of the resilient insulating member, the fluid conduit (28, 30) having an outer end fluidly connected to the condenser assembly, characterized in that the plurality of outwardly-projecting flexible flaps (22, 22A, 22B) engage a surface of the passthrough opening and form an airtight seal between the resilient insulating member and the surface of the passthrough opening, the surface of the passthrough opening (12, 12A, 12B) includes a first portion having a first dimension, a second portion having a second dimension, and an annular step surface extending between the first and second portions (36, 37).