For commercial faucets, this vacuum breaker repair kit provides essential components to address backflow issues effectively. It includes a brass insert, o-rings, and a piston, ensuring reliable performance and durability. Certified to NSF 61-Section 9 and NSF 372 standards, this kit meets health and safety requirements for potable water systems. By using this repair kit, you can maintain the integrity of your plumbing system and prevent potential leaks.