The Krowne 21-109L Low Lead In-Line Vacuum Breaker is an essential safety device for commercial kitchens, designed to prevent back siphonage and backflow of contaminated water into the building's clean water supply. This low-lead compliant vacuum breaker is ideal for use with hose thread faucets, pre-rinse spouts, or spray hoses, making it a must-have for any professional kitchen. By installing this vacuum breaker, you ensure compliance with health and safety regulations while safeguarding your water system from potential contamination. Built to meet rigorous commercial standards, the Krowne 21-109L is a reliable solution for maintaining a safe and hygienic environment in your restaurant or food service establishment. Its compact design and easy installation make it a practical choice for any kitchen layout, whether in a busy restaurant, bar, or industrial food processing facility. With its 3/8" female inlets, this vacuum breaker seamlessly integrates with existing faucet setups, providing peace of mind without compromising performance.