Come visit Superior Signal Company in Booth 123 at the 2014 FIRE EXPO May 16th-18th at the Pennsylvania Farm Show & Expo Center in Harrisburg, PA. We will have our full line of disposable high volume smoke generators and rugged smoke machines on display. Learn how Superior® Smoke can enhance your next training exercise! Don't forget to stop by and sign up for our ST-10 Smoke Machine Giveaway!