mill colour security window Amplimesh grille for window and door   ---supplied by     Hebei general metal netting Co.,ltd - China sole real aluminum amplimesh grille manufacture for 20 years.      We export Australia ,Canada,USA for 10 years .   product details :      10 year guarantee     Aperture size – 76*77mm, 52*61mm, 64*89mm, 67*84mm     Cord dimension – 7mm x 5.8mm   Web thickness – 2mm     material :Aluminium Alloy 6063   surface colour :mill colur Other size on request .     Application :high security window and door grille for your home and your family of window and door   ,high corrosion resistance   Our real goods picture :           packing :   Our workshop:         http://www.generalmesh.com/wiremesh/diamond-security-grille.html   Email: salesatgeneralmesh.com   Address: hengshui city ,hebei province,China   Tel:86-318-8557784   Fax:86-318-7757320   Skype: jennis01     Contact: ms jenny sen