Designed to operate in a minimum 4mm air gap, will hold windows and doors open at up to 90°, if required.
Different positioning of the frame/sash parts will give the required hold position.
The friction can be seamlessly adjusted and the arm can be easily disconnected should it be necessary to open the door or window fully.
All materials used are durable and non-corrosive. Restrictors are available in 430 Stainless Steel as standard.
335mm size.