... pattern:clear LOUVER GLASS FUCTIONS Ventilating direction can be controled by adjust blades degree it is convenient to install ,change ,clean ... we can supply a great varity of glass ,such as float glass , patterned glass ,reflective glass ,etc. which are rich in colours(tea ... , grey, blue ,green and so on ) patterned glass include mistlite, karatachi,nashji ,etc. BEST WISHES Any interest.please ...