CELMETAL Security window screen mesh is woven to a high-tensile strength, with each strand of wire individually tested to stringent international standards.While our screens may look like ordinary insect screens, our stainless steel mesh passes tough Knife Shear Testing to prove its superior strength.CELMETAL mesh and componentary is powder coated with a patented special formula designed by CELMETAL to ensure corrosion resistance and exceed standards for Salt Spray Testing. Materials: Stainless steel and iron steel Features: 1) Passes tough Knife Shear Testing 2) Superior in strength 3) Architecturally appealing 4) Clear vision 5) Air flow and circulation 6) 60% UV blockage 7) Protection from flies and mosquitoes 8) No bars 9) Easily used entry and exit points 10) Custom made applications 11) Impact resistance Applications: Used in producing security screen that guards your hours anti-theft,anti-mosquito,anti-pest.It is suitable for advanced door and window.This mesh was submitted to Australian EngineeringLaboratories for testing.