This design have a good effection that the light can get through ,but you can't see through it .because the design is no direction , you can install it at large scale at your will This design is used to outside wall ,separator and so on Specifications: 190*190*80MM 190*190*95MM 145*145*95MM 145*145*80MM 240*240*80MM 240*115*80MM 190*90*80MM
Complaint
