The RV Window Lock Windproof Handle is designed to improve the safety and reliability of your caravan or motorhome windows. After testing multiple options available commercially, this upgraded lock was developed to provide a much stronger, more stable, and user-friendly alternative. It ensures your windows stay firmly in place, whether closed or partially open for ventilation, while the thumb screw feature adds extra confidence against unwanted access or movement. Key Features: Enhanced Security: Engineered for superior window protection compared to standard locks on the market. Dual Locking Positions: Can be secured in both fully closed and vented positions for added ventilation control. Sturdy Construction: Built with precision to ensure long-term durability and resistance to wear. Thumb Screw Design: Offers an extra layer of security and ease of use. Perfect Fitment: Specially designed for Adamo, Polyplastic, and Polyfix RV windows. Model Information: Material: High-quality durable alloy/plastic blend (engineered for RV use) Application: Adamo, Polyplastic, Polyfix, and similar RV/motorhome windows Lock Type: Manual locking with thumb screw Function: Windproof, secure locking, vent-position compatible Mount Type: Direct replacement or upgrade installation Package Includes: 1 × RV Window Lock Windproof Handle Specification: Compatibility: Caravan, Motorhome, RV, Adamo, Polyplastic, Polyfix Special Feature: Reinforced locking, dual position, windproof