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Dual Check Backflow Preventers
Available1 product
Dual-check backflow preventers are compact units with two inline check valves that prevent liquids from flowing in reverse and contaminating water supplies. They are used in applications ranging from municipal water systems and fire sprinkler systems to laboratory and processing equipment.
Max. Pressure
Fire Sprinkler System Dual Check Backflow Preventers
Fire sprinkler system dual-check backflow preventers protect against backsiphoning into water supplies. They install in residential fire sprinkler systems where backsiphoning could inadvertently drain the system.
WATTS LF07S
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ZURN WILKINS 700XL
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