How to prevent several major measures of damage to hardware:
1、The type, specification and performance of the selected hardware accessories shall comply with the current national standards and relevant regulations, and shall be matched with the selected plastic doors and windows.
2、For sliding windows with a width of more than 1 m, or doors and windows with double glazing, double pulleys or rolling pulleys should be used.
3、Sliding hinges shall not be made of aluminum alloy and shall be made of stainless steel.
4、To install the hardware with the fastening screws, a metal lining must be provided. The thickness of the lining should be at least twice the distance of the fastener. Do not fasten to plastic profiles or use non-metallic linings
5、Door and window locks, handles, etc. should be assembled after the window door is inserted into the frame to ensure correct position and flexible switch
6、After the hardware is installed, pay attention to maintenance to prevent rust and corrosion. In daily use, it is necessary to lightly open and close the door to prevent hard opening and damage.