The rollers are common accessories for sliding doors and windows. The window sash can be flexibly opened & closed and it can greatly reduce the wear of the main profile so as to make uPVC sliding doors and windows durable.Its main role is to make the window sash moved flexible during sliding, so that users save more effort in the opening and closing.
● Light density but high strength.
● Easy to install
● Simple and elegant appearance
● Corrosion resistance
● Pressure resistance
● Wear resistance