Description
• Combines the low profile air vent, 90º elbow and integral mounting into one unit
• A collapsible duct is included for quick easy entry
• Contained in a small storage bag that can be dropped into the manhole with the quick release of the drawstring. The collapsible duct springs back into shape once the worker is in the manhole
• Compact, lightweight and heat resistant to 180º
• The manhole cover fits into a flat chanel corner for stabilization
