ADVENTURE OUTDOOR SUPPLIES Lockable White Vented Water Tank Filler Cap with Barrel & 2 Keys – Fits 40mm Hose – Secure Motorhome, Campervan & Caravan Access

• 🚐 Fits Standard 40mm Water Inlet Hoses – Compatible with most motorhome, campervan, and caravan onboard water tanks.
• 🔐 Lockable Design with 2 Keys – Includes a secure barrel lock and two matching keys to prevent tampering or unauthorized access.
• 🌬️ Vented Cap for Smooth Filling – Built-in vent prevents backflow and splashing during water tank refills.
• 🧱 Durable Outdoor-Grade Plastic – Made from UV-resistant, weatherproof materials for long-lasting performance.

Secure Your Onboard Water System with Confidence This lockable white vented filler cap is designed for motorhome, campervan, and caravan water tanks. Compatible with standard 40mm inlet hoses and ES2250-style fittings, it offers a secure and splash-free solution for refilling your fresh water supply. 🔐 Includes barrel lock and 2 keys for added security 🌬️ Vented design prevents pressure buildup and water spillage 🧱 Made from durable, UV-resistant plastic for outdoor use 🛠️ Quick and easy to install – no specialist tools required 🚐 Ideal for motorhomes, campervans, caravans, and boats Whether you're replacing a worn filler cap or upgrading to a lockable version, this product delivers reliable performance and peace of mind on the road.