Matco-Norca | MN-646AS4 | 3/4" Brass Hose Bibb Vacuum Breaker
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This 3/4" brass hose bibb vacuum breaker is designed to help prevent contaminated water from flowing backward into a potable water supply. It installs on standard 3/4" garden hose threads and features a break-away set screw for a secure connection.
The brass-finish backflow preventer is designed for hose connections and conforms to ASSE 1011 requirements.
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Key Features
• 3/4" garden hose connection
• Durable brass construction
• Hose bibb vacuum breaker design
• Helps prevent backflow into the water supply
• Break-away set screw for secure installation
• Conforms to ASSE 1011 and is UPC/IAPMO approved
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Product Overview
The Hose Bibb Vacuum Breaker provides backflow protection for compatible outdoor faucets and hose connections. When installed on a hose bibb, the device helps prevent potentially contaminated water from being drawn backward into the potable water system.
The MN-646AS4 features a brass finish with 3/4" female hose thread x 3/4" male hose thread connections. Its break-away set screw allows the device to be secured to the hose bibb after installation, while its ASSE 1011 compliance supports use in appropriate backflow-prevention applications.