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What Is a PRD Pressure Relief Damper? Working Principle and Practical Applications 1. What Is a PRD Pressure Relief Damper? A PRD (Pressure Relief Damper) is a device installed in ductwork or air pathways to release excess pressure once it exceeds the design threshold. It is a type of safety damper specifically designed for ventilation …

What Is a Fire Damper? Applications of Fire Dampers in Building Systems 1. What Is a Fire Damper? A fire damper is a device installed in pipelines that carry gas, vapor, or flammable fuels, with the main function of preventing flames from spreading from one fire zone to other parts of the system. This device …