- Convenient close-fit inlet design: This RV freshwater inlet features a sloped seam structure for smooth filling with no burrs, providing comfortable operation with minimal effort. - Durable construction: Built with robust PP, zinc alloy, and iron components, offering excellent resistance to temperature changes and stable performance under varying conditions. - Two independent keys included: Part of a double-key backup system; includes two separate keys to prevent interruptions from key loss and ensure access and consistent operation at all times. - Safe dust-blocking function: Combines soft silicone material with a dust-proof sealing system to block dirt efficiently and maintain high watertightness by sealing tightly around the inlet. - Use scenario: Ideal for campground water hookups on camping trips to reliably refill the RV freshwater tank. - Use scenario: Effective in dusty or dirty environments, where the dust-blocking seal helps protect the inlet and water quality during refilling. - Use scenario: Suitable for maintenance or storage, where the two-key backup system provides quick access and reduces risk of being locked out.