Invisible security net is changed every few years.

The life of the invisible anti-theft net depends on many factors, and it can generally be used for about 5-8 years.

/|||| 0/.Material: The invisible anti-theft net is mainly made of stainless steel, aluminum alloy and cellulose, among which the stainless steel net has a long service life, which can reach more than/|||| 0/0 years. Although aluminum alloy and cellulose mesh are cheap, their service life is usually only about 3-5 years.

2. Installation position: The life of the invisible anti-theft net is closely related to the installation position. Doors and windows that are more vulnerable have a relatively short service life. However, if it is installed in balcony, gate and other places that are not easily affected by external forces, its service life will be prolonged accordingly.