What is the optimal air temperature range of a walk-in refrigerator?

The optimal air temperature range for a walk-in refrigerator is indeed 34°F to 38°F. This temperature range is critical for maintaining the quality and safety of perishable food items. At these temperatures, food is kept cold enough to prevent the growth of bacteria and spoilage while still being warm enough to ensure that items like fruits and vegetables remain firm and fresh.

Operating a walk-in refrigerator within this range helps maintain an environment that prolongs the shelf-life of sensitive products, such as dairy and meats, ensuring food safety and quality control. Temperatures below 34°F might freeze certain items or cause damage to foods that are not intended to be frozen. Conversely, temperatures above 38°F could allow for bacterial growth, which compromises food safety.

This understanding of temperature management is crucial in food safety practices, aligning with guidelines set by food safety organizations. The balance between keeping food cold enough to inhibit spoilage while avoiding freezing is why the selected range is favorable.