CROMAR AlphaChem® Joint Backer Rod 20mm x 350m | Closed Cell Polyurethane for Expansion Joint Sealing | Reduces Sealant Usage - Flexible - Improves Sealant Performance | 350 Meters

Introduction:The CROMAR Joint Backer Rod is a closed cell polyurethane foam rod designed to serve as an essential backing material in expansion joint sealing. It prevents three-sided adhesion, ensuring optimal sealant performance and longevity. Whether you're working on a construction project or a DIY repair, this backer rod simplifies the sealing process by providing a flexible, easy-to-use solution that reduces sealant usage and enhances overall efficiency.Benefits and Features:Quick Installation: Fast and easy to apply, perfect for both professionals and home improvement enthusiasts.Sealant Saver: Reduces the amount of sealant required, cutting down on waste and cost.Flexible & Durable: Made from flexible closed cell polyurethane, ensuring durability and versatility.Correct Joint Size: Helps create the ideal joint size, leading to improved sealant adhesion and performance.Specifications:Material: Closed cell polyurethane foamApplication: Expansion joint sealingAvailable Sizes: Vario