Arlington Industries 663 Cast Aluminum sill plate with screws and duct sealing compound. Wire sizes - (3) #4 to (3)#2

Arlington Industries presents a robust cast aluminum sill plate designed to enhance the integrity of duct and conduit installations. This versatile fitting accommodates wire sizes ranging from three #4 to three #2, ensuring compatibility with various electrical configurations. The included screws and duct sealing compound promote a secure and efficient sealing process, making it an essential component for maintaining optimal performance and protection in demanding environments. Built to withstand the rigors of industrial use, this product combines practicality with durability, supporting your electrical and installation needs effectively.