Features: The RK 17VB Vacuum Breaker Float adapter features erosion resistant metal construction and tool easy installation, ensuring strong performances in humid environments while preventing contaminated water backflow for safe plumbing systems. Engineered with premium plastic, steel, and reinforced rubber components, this combines a fit design with anti leak technology to maintain optimal water quality and systems functionality under demanding conditions. Ideal for enthusiasts and professional plumbers, this versatile float adapter simplifies bathroom fixture installations in coastal homes, high moisture areas, or standard residential water systems. Designed for bathroom hardware upgrades in humid climates or coastal regions, its erosion proof structure safeguards against saltwater damage while maintaining stable water flows control in sinks and faucets. to meet strict plumbing safety standards, this complete float adapter assembly delivers long term defense against water contamination through its accuracy engineered vacuum breaker mechanism and rust resistant components. Specifications: Component : Metal Size: about 13x18x3cm/5x7x1inch Package Includes: 1 set Vacuum Breaker Float Ball note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.