20 Count Brass Vacuum Breaker – 3/4" Anti-Siphon Backflow Preventer for Hose Bibbs, Spigots & RVs, Solid Brass, Freeze-Resistant Self-Draining Valve

Protect your home’s water supply with dependable, code-friendly backflow protection—now in a convenient 10-count bulk pack. These premium 3/4-inch brass vacuum breakers prevent harmful back-siphonage from garden hoses, sprinklers, RV connections, and outdoor spigots, ensuring contaminated water can’t flow back into your pipes. Built from heavy-duty solid brass, each vacuum breaker resists corrosion, freezing damage, and daily outdoor exposure, delivering long-term performance you can trust.Designed for universal compatibility, each unit features standard 3/4" GHT threads and installs in seconds on hose bibbs, sillcocks, outdoor faucets, and RV water inlets. A built-in self-draining feature allows excess water to release when the faucet is turned off, helping prevent freeze-related cracking. Permanent installation is also available using the included break-off set screw—ideal for meeting local code or property management standards.This 10-pack is perfect for contractors, property managers, landscapers, parks, facilities, and homeowners needing reliable cross-connection control at multiple locations. Protect your system, reduce liability, and ensure safe, clean water flow with a professionally built brass vacuum breaker designed to last.

• Reliable Backflow Prevention – Designed to stop contaminated water from siphoning back into your home’s potable water supply, this ¾-inch male hose thread vacuum breaker provides essential protection for outdoor hose bibs, RV hookups, garden hoses and spigots.
• Durable Brass Construction – Crafted from heavy-duty solid brass for long-lasting corrosion resistance and seasonal reliability. Brass material ensures weather-proof performance year after year.
• Easy Installation with Self-Draining Feature – Installs easily onto standard ¾″ threads (female hose-thread inlet to male hose thread outlet) and includes a self-draining mechanism so that when you shut off the faucet the remaining water drains out, reducing freeze-damage risk.
• Permanent Mounting Option – Features a break-off set screw design for permanent fixture if required by local plumbing code—ideal for municipal or property-manager compliance installations.
• Wide Compatibility & Trusted Performance – Fits standard outdoor hose connections, garden spigots, sillcocks, RV water inlets and spigots. Rated for up to 125 psi and up to 180 °F (82 °C) in many comparable models—ensuring safe usage across a range of outdoor conditions.