Quiz: What is the purpose of using a geotextile fabric beneath pav June 5, 2025 by John Carter What is the purpose of using a geotextile fabric beneath paver installations? Discover more about Paver and Paving at our home page. A) To add aesthetic appeal to the installation B) To provide a layer of insulation C) To prevent the intermixing of the underlying soil with the overlying aggregate D) To make the pavers glow in the dark Submit Answer