FireHouse Subs: Free Medium Sandwich When You Buy a Sub, Chips and a Drink (9/4 Only)

Check out this Labor Day deal!

Tomorrow, September 4th only, participating Firehouse Subs locations are offering up a FREE Medium Sub when you buy one medium or large sub sandwich, chips and a drink. Show your cashier this coupon from Twitter to grab your free sandwich!

You can find the closest Firehouse Subs restaurant here. Be sure to call ahead first to make sure your store is participating.