- UL 514B|Class I Div 1, 2, Group B, C, D|Class I Zone 1, 2, Group IIB+H2, IIA|Class II Div 1, 2, Group E, F, G|Class III Div 1, 2
- Large openings with threaded closures to provide easy access to conduit hubs for making dams
- Integral bushing in conduit hubs to protect conductor insulation from damage
- NPT threaded hubs to ensure ground continuity
- Minimum turning radius
- Used to seal rigid conduit or IMC raceways with up to 40% wire fill and purpose of seals in a class I hazardous location is to minimize the passage of gases and vapors and prevent the passage of flames from one electrical installation to another through the conduit system