In a restaurant, convenience store, or grocery store, having an inefficient walk-in cooler can be detrimental to the business. When a cooler fails, this could result in spoiled food, warm beverages for customers, and a stressful rush to find a replacement. Before getting stuck with a completely non-functioning cooler, there are a few signs to look for that indicate a cooler needs to be replaced. Looking for these signs allows an owner or manager to plan ahead, price shop, and have a new model installed without affecting the business. One of the most important features of a walk-in cooler is the door....