Secure lock prevents accidental openings Solid locking mechanism stops the inlet from opening unintentionally and blocks external dirt and debris. Keeps the fresh water supply in your motorhome clean and reduces the risk of contamination. Splash-resistant angled fill design The inclined filler directs water flow into the inlet for smoother, splash-reduced filling. This improves ease of use and reduces spills when refilling water tanks at campsites or service points. Durable materials for stable performance Constructed from robust PP, zinc alloy, and iron components to resist temperature changes and deliver long-term reliability under varied conditions. Double-key backup system Comes with two independent keys to minimize disruption if one key is misplaced. The backup ensures continued, convenient access to your freshwater inlet. Key attributes Function: Secure, splash-resistant freshwater inlet lock for motorhomes Materials: PP, zinc alloy, iron Performance: Splash protection, stable locking under temperature variations, efficient flow guidance Compatibility: Designed for freshwater inlets on motorhomes and similar RV applications Practical use scenarios Campsite water fill: Refill your motorhome tank with minimal splashing and a secure lock to prevent accidental openings while parked. Overnight parking or storage: Keep the freshwater inlet closed and protected from dirt and pests when the vehicle is unattended. Maintenance or service stops: Use the double-key system to ensure access during routine servicing without losing operational capability. What this product solves Prevents contamination and accidental openings that can waste water or introduce dirt Reduces splashing and makes filling faster and neater Provides reliable, long-lasting performance in changing temperatures Reduces downtime and inconvenience with a second key backup Simple, practical, and built for RV freshwater inlets: a secure, splash-resistant locking solution made from durable materials to protect your water supply and simplify refilling and maintenance.