What is the minimum height that shelves should be off the floor?

The minimum height that shelves should be off the floor is typically set at 7 inches to ensure that items placed on these shelves are protected from potential water damage and dirt accumulation. This height allows for adequate clearance that helps in maintaining cleanliness, particularly in environments where spills or flooding can occur, such as in kitchens or storage areas. Additionally, placing shelves at this height can facilitate better airflow underneath, reducing the risk of mold or mildew development, which can be especially important in humid conditions.

While other heights may be suggested in various contexts, 7 inches is generally accepted as a standard that balances accessibility and protection for items stored on the shelves. Keeping this specific height also aligns with recommended practices in many organizational guidelines concerning inventory management and safety standards.