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Dual Check Backflow Preventers
Available3 products
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
Carbonated Water Line Dual Check Backflow Preventers
Carbonated-water line dual-check backflow preventers keep contaminants such as carbon dioxide gas and carbonated water from flowing back into potable water supplies. They are commonly used in vending machines, beverage machines, and mixing systems in retail and commercial settings.
APOLLO 4C-100
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WATTS 9BD
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WATTS SD-2
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WATTS SD-3
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ZURN WILKINS 740
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