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To ensure you get the best results from the building heat insulation film, please follow these instructions carefully:


Ideal Installation Period

The film must be installed within two weeks from the date of receipt to ensure maximum quality and effectiveness.


Preparing the Glass Before Installation

Make sure to wash and clean the glass thoroughly before installation.



Remove all dust and residues such as glue or silicone, as even small particles may cause defects and an undesirable appearance.


Installation Location

The film must be installed on the inner side of the glass to protect it from dust and external factors, ensuring a longer lifespan and consistent performance.


⏳ Precautions After Installation

Please do not open the windows for 48 hours after installation to allow the film to adhere completely.



For any further inquiries, we are always happy to assist you.

Best regards, Best Shield Team