1) Clean the glass surface:
Use Spirit to clean the glass (Notes:  Do not use glass cleaners with solvents), then use lint-free cloth or industrial paper towels to dry glass to make the surface completely dry.

2) Install/Mount:
Pre-install test: Apply a small piece of vinyl to glass to identify the adhesion strength.

In winter, apply film in late afternoon, after windows have warmed up. Apply film to glass that is too cold may adversely affect adhesion of glue.

In summer, apply film in the early morning, while glass is still cool. Applying film to glass that is too hot can cause the film to stretch during installation.

Application temperature:DPI One Way Vision should never be adhered at temperatures below +10℃, significant drop In the temperature should be avoided during the first 24 hours after applied self adhesive vinyl to the surface, should this nonetheless happens, we recommend treating the film with hot air from a hair dryer