Aluminum casement window with double glass and germany top brand hardwares.

-Sealed, mechanically-joined corners stay square and true over years of use while keeping your home dry year-round.
-Thermal insulated aluminum with 1.6mm thickness.
-Color option: White, gray, sliver, wooden like, etc.
-Power coated or anodized surface.
-5+9A+5mm double tempered glass.