Vacuum Breaker for Hand Showers Since 1989, Newport Brass has developed, designed and delivered classically constructed versatile suites of timeless kitchen, bath and shower products for the discerning customer. With 20 years of commitment to well engineered solid brass designs and an undisputed reputation for performance and durability, Newport Brass continues to handcraft the finest fixtures with strict testing and assurance measures. Features: Vacuum breaker for handshowers For wall-hung showers only In-line type Not for deck-mounted handshowers Solid brass IAPMO-UPS listed Specifications: Length: 1-1/2 Diameter 1-3/16"