Edwards Signaling SD-PH SD Series SuperDuct Protective Housing for High Humidity Areas

Protect SuperDuct smoke detectors from high-humidity conditions while maintaining reliable monitoring and security performance. The Edwards Signaling SD-PH SD Series SuperDuct Protective Housing is a weatherized smoke detector housing designed to insulate the detector, circulate conditioned air from the monitored HVAC duct, and prevent condensation that can cause false alarms or degraded sensitivity. Built for duct-mounted applications, the SD-PH features a hinged, transparent cover that keeps status indicators visible and simplifies service access, reducing downtime for maintenance teams. The housing also adds a rugged layer of physical protection and includes a cover tamper reed switch plus standard RJ45 modular interconnection for secure integration into fire and building management systems. Ideal for parking structures, chilled warehouses, tunnels and other high-humidity or high-condensation environments, this protective cover helps ensure continuous surveillance and dependable alarm performance. Specify the Edwards Signaling SD-PH to protect your detectors and streamline monitoring — contact sales or add to cart to secure units for your next HVAC safety project.

• Prevents condensation and false alarms by insulating SuperDuct detectors in high-humidity HVAC ducts
• Weatherized housing preserves detector performance and extends service life in moisture-prone environments
• Hinged, transparent cover allows quick access and keeps status LEDs visible for faster maintenance and inspections
• Adds physical protection against accidental damage while maintaining reliable smoke monitoring and security oversight
• Integrated cover tamper reed switch and RJ45 modular interconnect support tamper detection and streamlined system networking