Restaurants have significant food storage needs, which means that many of them have walk-in refrigerators and/or freezers. You don't have to be a restauranteur to know that it's critically important that these operate effectively for food safety reasons.
Even if you're in and out of your walk-in cooler multiple times a day, you might not recognize certain key signs that it's in need of repair. Carolina Climate Control has made a list of the top five signs that your walk-in may be in need of maintenance - check them out for yourself at the link below.