aluminium window 1, economical style 2, looks elegant 3, with waterproof and soundproof Aluminium casement windowProfileAluminium alloy 6063-T5, any ... +0.38/0.76+5mmHardware Stainless steel ,glass silicon ,handle lock ,Made in China of hign quality .Character Economical ... Co.,Ltd Tel: +862081729978Fax: +862081729978Mobile: +8613794402559TM: cn220124252Skypi:tjaluminium3 Aluminium casement window