DynAir Four Bolt Flange - Cleats & Cleat Installation Tool
The Hardcast Four-Bolt Connection System is designed to provide a simple and effective means of connecting rectangular duct sections together. This connection system may be used on all rectangular ducts from 14 GA to 26 GA, resulting in sealed joints with clear lines that are aesthetically pleasing. Nexus Cleats are a galvanized steel product designed to be used as a drive cleat or Snap-On cleat. They are also available in Aluminum and Stainless Steel for special applications.