Ramfan Manhole Entry Continuous Airflow Device - 8 Inch
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Ramfan Manhole Entry Continuous Airflow Device allows workers to enter and exit small man-size opening while maintaining continuous ventilation. Without such a device, duct fills the manhole opening, preventing rapid entry and exit.
Quick to assemble - swiveling elbow makes duct alignment easy
Corrosion-proof, UV-resistant, chemical resistant, dent-resistant and virtually indestructible - easily handles the bumps and falls of any job site
Includes swiveling elbow, universal mount, and narrow entryway airflow device.