The 4′ x 4′ Safe Room fits two adults and features a 24″ door and 12 anchor bolts. Our 78” tall Corner Safe Room takes up less space in your garage than traditional rectangle units. Our safe rooms are constructed of solid HR steel, coated in industrial enamel paint and feature an air vent and an expansion anchoring system for comfort and safety. Safe Rooms are also available with a programmable lock that allows for an accessible, keyless entry and privacy feature. Ask about our 15-year warranty today.