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backflow preventerA device or means to prevent backflow of contaminated water into the potable water supply.
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backflow preventer A device installed between the point of connection and the sprinklers that is designed to prevent the backflow of contaminated water into the potable water supply.
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backflow preventerA device or means to prevent backflow into the potable water supply.
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backflow preventerA device that prevents wastewater from flowing into the potable water supply. Generally required for sprinkler systems, hand-held showers installed in bathtubs, faucets with pullout spouts, kitchen sprayers, and the like.
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backflow preventerAutomatic valve used in hose accessories to ensure water flows only in one direction. Used in permanent fire department connections (FDC) to sprinklers and dry standpipes, as well as portable devices used in firefighting.
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backflow preventerA device used to prevent water pollution or contamination in irrigation systems. Find out more about backflow preventers
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