Create Your Own Two-Combination Appliance With Summit'S Convenient Stacking Rack, An Easy-To-Install Piece That Allows Many Of Our Refrigerators And Freezers To House A Second Model On Top. Many Facilities Limited On Floor Space Require Separate Units For Cold Storage, With More Unique Needs Than Standard Refrigerator-Freezers Are Designed To Meet. With Our Stacking Kit, Customers Can Combine Glass And Solid Door Refrigerators And Freezers (Including Commercially Approved Models) To Create Vertical Combinations With Slim-Fitting Footprints. Some Assembly Is Required.