The tower is repainted every 7 years to safeguard it from deterioration, making use of 60 tons of paint in three tones of brownish

https://www.mediafire.com/file/6oix3bne86nx5z7/pdf-44137-20341.pdf/file

The tower is painted every 7 years to secure it from corrosion, using 60 tons of paint in three tones of brown