Laboratory Undercounter Refrigerators Nor-Lake® Scientific. Undercounter refrigerators units are designed to meet the demanding requirements of laboratory applications. All models feature white painted exterior front, door, top, and sides. The white interior liner and door panel on all models are durable and vacuum-formed with seamless rounded corners for easy cleaning. Cabinets and doors are foamed-in-place with CFC-free, high density polyurethane foam insulation. Additional standard features include a pull door handle, door lock (supplied with 2 keys), two front leveling legs, drain pan evaporation, base mount refrigeration system, air-cooled condensing unit, magnetic door gasket, recessed kickplate, and reversible door. All models are compatible with laboratory case work dimensions, and may be built-in on three sides. Air intake and exhaust occurs through the base, top, and rear of the unit. The free standing refrigerator (97007-242) is equipped with automatic defrost and a thermostatic control unit with seven settings. It has three adjustable and removable wire shelves, one fixed glass shelf, three adjustable door shelves, and one removable bottom bin drawer. The free standing freezer (97007- 244) is equipped with manual defrost and a thermostatic control unit with indicating control. It has two fixed position epoxy-coated wire shelves and three removable clear plastic drawer bins.