Type 1 Aggregate – Crushed Limestone/Granite – Driveways & PatiosProduct Overview The 12" x 24" weathered concrete coping stone is expertly crafted to safeguard wall tops and parapets from water intrusion. Its precision moulded design features a single fall to direct rainwater efficiently, ensuring protection while maintaining a professional appearance. Made from dense concrete, it offers robust resistance to weathering and frost, ideal for parapets or boundary walls requiring one sided drainage. Product