Thermo Scientific BBR55D-1B is an upright blood bank refrigerator. It has a unique Jewett style inner rigid frame cabinet construction that enhances its durability and integrity. Its multipane heated glass door and frame reduces condensation and fogging while its dished interior cabinet bottoms contain spills and are easy-to-clean. Its commercial grade, dual pivot adjustable door hinges provide airtight door closures while a forced air circulations system maximizes temperature uniformity and rapid temperature recovery. This UL and CUL listed unit serves its purpose with great accuracy.