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The CASH-ACME 17384-0000LF is a 3/4-inch lead free brass anti-siphon vacuum breaker designed to prevent backflow and protect potable water supplies from contamination. Sold under the V-101 product line, this device works by venting to atmosphere when downstream pressure drops, stopping siphonage from pulling non-potable water back into the supply line. It is a genuine OEM replacement part suited for plumbing systems where backflow protection is required at hose bibs, irrigation connections, and similar outlets. The lead free brass construction meets modern drinking water standards for use in systems that may contact potable water.
This vacuum breaker is a direct OEM-style replacement for residential and light commercial plumbing applications. Typical installation points include outdoor hose bibs, lawn irrigation supply connections, and utility faucets where a physical air gap device is required by code. The 3/4-inch size is one of the most common thread sizes for these applications, making this unit a frequent service replacement for licensed plumbers and irrigation technicians working on existing systems.
Designed as an OEM-style replacement vacuum breaker for residential and light commercial plumbing systems requiring 3/4-inch anti-siphon backflow protection at hose bibs and irrigation outlets.
Installation should be performed by a licensed plumber in accordance with local plumbing codes and the International Plumbing Code (IPC). Shut off the water supply and relieve line pressure before removing the existing device. The vacuum breaker must be installed vertically with the vent ports facing down and positioned above the highest outlet it serves to function correctly. Do not paint over or obstruct the vent ports, as this will compromise the anti-siphon function.
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