Yes, Italys Bianco Maremma Travertine can be used for exterior applications in hot climates. This travertine stone is known for its durability, making it suitable for outdoor use in various weather conditions. It is commonly used for outdoor paving, cladding, and landscaping projects. However, it is always recommended to consult with a professional or supplier to ensure that the specific type and thickness of Bianco Maremma Travertine you choose are suitable for the climate and intended use.