Anping Tenglu Metal Wire Mesh Co.,LTD Perforated Aluminum Security Screens Superior Strength and Security Product Description: An alternative to other security screening is our perforated aluminum security screens, which is non-corrosive aluminium finished with a premium-grade powder coating. It is strong, extremely resistant to corrosion, and very easy to clean. Precision-drilled holes create an open area of 40%-allowing clarity of vision and pleasant airflow. At the same time, durable and sturdy perforated security screen offers superior strength and security, protecting you from potential insect intruders, greatly increasing the feeling of security and being protected. Perforated aluminium mesh security screen for doors is more modern than diamond grille design and less expensive than woven stainless steel security mesh screen. They are all offering great security for your house and family. Materials:Aluminum Feature: Not collect duty. Relieve glare. High strength: anti-dynamic impact, anti-knife shear. From inside the security screen allows 60% of available light to enter and allows visibility and airflow through the holes. Application: Security sliding/hinged doors and windows. Casement, awning and double-hung window screens. Shop front security screens & doors. Fire and Emergency Exit screens. Balustrades. Pool fencing.