The 2 1/2" ALUM DUST PLUG by SEALFAST is engineered for superior sealing in various industrial applications. Constructed from high-quality aluminum, this dust plug provides a robust barrier against dust and debris. Its 2 1/2-inch size makes it versatile for use in multiple systems, ensuring compatibility with standard fittings. The aluminum material offers excellent resistance to corrosion, making it ideal for both wet and dry environments. This dust plug is essential for maintaining the integrity of your piping systems by preventing unwanted contaminants.