ASSE 1014-2005 Certified Backflow Preventer for Handheld Shower - Anti-Siphon Valve for Bathroom Safety - Perfect for Residential & Commercial Use

This standard provides performance requirements for backflow prevention devices for hand-held showers in the interest of health and safety. These devices provide backflow protection against backsiphonage and backpressure in hand-held showers. These are separate devices or are integral with wall-mounted or deck-mounted tub fillers, flexible hoses, or components that are attached to shower arms.