Introducing the LCM Security Bottom Hung Casement Glass Window - engineered for commercial excellence! With top-tier certifications, this fireproof aluminum window features customizable glass thicknesses from 4mm to 19mm, offering single, double, or triple glass options. Choose between inward or outward opening with an angle of 90° or 180°. Perfect for any project, it's built for air tightness and wind resistance. Welcome to visit our website!