Leader foam is a flexible, compressible, closed-cell polyethylene joint filler. Available in different densities and colors, in the form of sheets. It is a chemically non cross-linked polyethene foam with closed cells, expanded 5 to 30 times. It has light and insulating properties. Water-repellent and highly-resistant to weathering and chemicals. The backing rod protects against penetration by gasoline and inorganic solutions. It is used as sealant and gasket material in various applications.

Leader Foam, Closed cell & Backup rod