Crafted by Cal Am Manufacturing, this duct plug is designed for effective sealing in various conduit types, including PVC, HDPE, EMT, and corrugated materials. Its non-metallic, corrosion-resistant construction ensures durability while eliminating potential rust issues, making it a cost-effective solution for long-term use. The innovative thermoplastic elastomer gasket expands to form a robust barrier against water, air, and rodents, safeguarding the integrity of your conduits in challenging environmental conditions. With two built-in rope-tie points, installation is simple and tool-free, allowing for a secure and reliable fit. This duct plug's versatile design and user-friendly features make it an essential component for any piping or conduit application.