On Saturday, Aug. 4, Firehouse Subs restaurants will provide one medium sub* to each guest who donates an unopened, 24-pack of bottled water, benefitting local fire and police departments, emergency victims, senior and community centers, and more. 

*Limit one medium sub per person, per case of unopened 24-pack bottled water.
*Excludes Firehouse Subs restaurants in Puerto Rico and airports.