4 - 6085 Sliding window push ventlock & key window handle This durable lock mechanism provides

This durable lock mechanism provides essential protection for your home's entry points

The grooved roller mechanism ensures smooth

The nylon roller construction minimises noise and friction

Compatible with Dowell and AMP door hardware systems

Specifically engineered to fit older Comalco sliding screen door frames

4 - 6085 Sliding window push ventlock & key window handle This durable lock mechanism providesSliding Window Push Ventlock & Key for Boral and Dowell Windows This sliding window push ventlock and key is specifically designed to suit Boral and Dowell window frames. Featuring a bent tongue design, it provides secure ventilation control and locking functionality for your sliding windows. The ventlock mechanism allows you to open windows partially for controlled airflow while maintaining security. The included key ensures you can lock the window