A FOB, or "Foam on Beer" detector, is a vital tool for maintaining seamless beer flow. It automatically shuts off beer flow when a keg is empty, preventing foam and reducing waste. This eliminates the hassle of refilling lines or purging air, ensuring your beer lines remain consistently filled and ready to pour. Ideal for bars and breweries, FOBs improve efficiency and ensure a perfec... https://www.beerfob.com/