The ProBead Expansion Bead 15mm x 3m - Mr Whippy is a high-quality expansion bead designed for use in plastering and rendering applications. This durable product allows for controlled movement in rendered surfaces, reducing the risk of cracking due to thermal expansion or structural shifts. Featuring a robust PVC construction, the ProBead Expansion Bead is easy to cut and install, providing a clean and professional finish. Suitable for both internal and external corners, it ensures long-lasting protection and performance. With its 15mm width and generous 3-metre length, this Mr Whippy expansion bead delivers reliable flexibility for various building projects.