The **Apollo Discovery Open-Area Sounder Visual Indicator** combines audible and flashing visual alarm notification in one compact addressable device. Available in red and white models, it is suitable for commercial, healthcare, educational, residential, and industrial fire alarm applications.

The **Apollo Discovery Optical/Heat Multisensor Detector 58000-700** combines optical smoke and thermistor heat sensing to support reliable early fire detection, flexible operating modes, accurate device identification, and improved false alarm management in commercial, residential, healthcare, hospitality, and industrial buildings.

The Apollo Discovery Optical Smoke Detector 58000-600APO provides intelligent addressable smoke detection for offices, hotels, hospitals, schools, warehouses, and commercial buildings. Featuring optical light-scattering technology, five selectable operating modes, and automatic drift compensation, it helps deliver reliable early warning and improved fire alarm system performance.

Discover the Victaulic Grooved Butterfly Valve, a reliable isolation solution for fire sprinkler, fire pump, riser, and zone control piping systems with compatible grooved connections.

Discover the Victaulic Alarm Check Valve for wet fire sprinkler systems. Designed to help prevent reverse water flow and support alarm activation, it is a reliable solution for commercial, industrial, and building fire protection riser assemblies.