Thermal insulated aluminum tilt and turn window with double tempered glass and German hardware.

-Sealed,mechanically-joined corners stay square and true over years of use while keeping your home dry year-round.

-Thermal insulated aluminum with 1.4mm thickness.

-Color option:White,gray,silver,wooden like,etc.

-Power coated or anodized surface.

-5+9A+5mm double tempered glass.

-Hardware imported from Germany,brand name is ROTO.