Breach Containment Valves Fire Protection Automatic Breach Containment Valve - 85-09-1 | Cla-Val Cla-Val Fire Protection Automatic Breach Containment Valve - 85-09-1 | Cla-Val The Cla-Val Model 85-09-1 Automatic Breach Containment Valve is engineered to automatically isolate sections of distribution piping in the event of a catastrophic downstream breach or line break. Commonly installed in commercial building water systems, including fire protection, potable water, and chilled water circulation, this valve helps prevent... View