A deflagration proof floor drain transports waste water and also flammable liquids into a sewage line.
The Pressure/vacuum relief valve Pressure/vacuum relief valve is an umbrella term that includes pressure or vacuum relief valve as well as pressure and vacuum relief valve. device Device A device is a pipe component that influences the media flow by opening, closing, or partially shutting off the flow channel or by dividing or mixing the media flow. is flame proof and prevents transmission of combustion into the line system.