Standard Model 1-Section 35″ Roll-Thru Refrigerator with 72″ Cart Capacity Extra High Roll-Thru Model D1RINRT-E: Stainless steel front, aluminum end panels and interior. DL1RINSART-E: Stainless steel exterior, aluminum interior. DL1RINSSRT-E: Stainless steel exterior and interior. Spec Sheet Standard Model 2-Section 68½” Roll-Thru Refrigerator with 72” Cart Capacity Extra High Roll-Thru Model D2RINRT-E: Stainless steel front, aluminum end panels and interior. D2RINSART-E: Stainless steel exterior, aluminum interior. D2RINSSRT-E: Stainless steel exterior and interior. Spec Sheet