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608.14 Location of backflow preventers.
Access shall be provided to backflow preventers as specified by the manufacturer's instructions.
608.14.1 Outdoor enclosures for backflow prevention devices.
Outdoor enclosures for backflow prevention devices shall comply with ASSE 1060.
608.14.2 Protection of backflow preventers.
Backflow preventers shall not be located in areas subject to freezing except where they can be removed by means of unions or are protected from freezing by heat, insulation or both.
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