1. The first is that window tint in order to do its job must remain intact and being a thin small layer of home window tint, can be damaged easily from rocks or other exterior dangers.
  2. For static cling window tints given that they are PVC can degrade slightly due to direct exposure to UV light and other elements, in addition many tints that use nano chips to reduce UV and infrared heat can lose their protective properties from degradation due to sunlight.
  3. Static cling window tints given that they don’t use glue can possibly be rained off of the building they are on should any water get behind the film that is present on the glass.