Accucold'S Stackrackz Is An Accessory That Allows You To Stack An Afz1Pv Medical/Life Science Freezer On Top Of A Compatible Refrigerator. 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 Into One Vertical Footprint. Stackrackz Is Specifically Designed For Our Popular Afz1Pv Freezer. We Include An Extra Mounting Bracket For The Rear That Allows The Freezer To Be Safely Mounted On Top Of Refrigerators That May Not Be As Deep. Some Assembly Is Required.