As the use time increases, the window friction hinge is eroded by wind, rain and stress. It may be deformed and rusted, so it needs to be replaced. How to replace the window friction hinges of aluminum or UPVC windows? Sihai Manufactory also sorted out the replacement methods of the window friction hinge for your reference.

Casement Friction Stay is one of the important fittings of casement window. The normal use of casement window can not be separated from every part, and friction stay hinge is one of them. A good-producing friction stay can make casement window open and close smoothly. So how to choose a good quality casement friction stay? I am here for you to bring the selection skills.