The Rational 60.71.944 is a Combi-Duo Stacking Kit designed for efficient use of space in commercial kitchens. This stationary kit allows for the stacking of a bottom unit, compatible with either 62 or 102 electric models, and a top unit featuring a 62 electric configuration. It is specifically engineered for use with units that include a marine option and are suitable for seismic applications. This open kit is a special order item, providing a robust solution for maximizing kitchen productivity while ensuring safety and stability in demanding environments.