VACVBKX1B Vacuum Breaker Kit for Anti-Siphon Frost-Free Sillcock Valves 4 Pack

Product Overview

This aftermarket replacement vacuum breaker kit is supplied for anti-siphon frost-free sillcock valves and cross-references part number VACVBKX1B. A vacuum breaker helps prevent backflow in an anti-siphon sillcock valve assembly, supporting the normal flow and protection function of the outdoor water connection. This kit is supplied as a 4 pack for servicing the corresponding vacuum breaker position on the listed valve type.

Key Features & Performance

• Provides the vacuum breaker component used in an anti-siphon frost-free sillcock valve assembly
• Helps prevent backflow as part of the valve's anti-siphon function
• Cross-references part number VACVBKX1B
• Supplied as a 4 pack for servicing multiple sillcock valves
• Used when servicing or replacing the corresponding vacuum breaker

Fitment & Compatibility

• for anti-siphon frost-free sillcock valves

Common Uses

• Replacing a worn, leaking, or damaged vacuum breaker on an anti-siphon frost-free sillcock valve
• Servicing the anti-siphon backflow protection on outdoor sillcock valves
• Restoring the normal vacuum breaker function after the original component has failed

Technical Specifications

• Product Type: Vacuum Breaker Kit
• Part Number: VACVBKX1B
• General Application: Anti-siphon frost-free sillcock valves
• Quantity: 4 pack

Frequently Asked Questions

Q: What does a vacuum breaker do in an anti-siphon frost-free sillcock valve? A: It helps prevent backflow by allowing air into the valve assembly so water cannot siphon back into the supply line when pressure drops.

Q: How should fitment be verified? A: Compare the complete existing part number VACVBKX1B and the full sillcock valve model designation against this listing before purchase to confirm the correct vacuum breaker position.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.