Product Details

• Low profile elbow minimizes space ducting would occupy at the entrance to a manhole allowing for easier access by entrants
• Fits underneath the lower cross bar of the guardrail
• Manhole cover fits into flat channeled corners for stabilization
• Small storage bag holds ducting
• Quick release draw string to drop ducting into manhole
• Collapsible duct for easy entry springs back into shape once worker is down into the manhole
• Combines three components, the low profile manhole air vent, 90° elbow and built in mounting all into one easy assembly
• Combined components reduce overall size, storage and shipping cost