ALLEGRO 9510-50EX - 8" Ex-Proof Manhole Ventilation Passthru (MVP)

Maintains and redirects air flow with minimal restriction into manholes

The first manhole system that combines the low profile manhole air vent, 90° elbow, and built-in mounting all in one unit. This unit comes with a collapsible duct, for easy entry, stored in a small storage bag that can be dropped into the manhole with a quick release of the drawstring. The Collapsible duct springs back into shape once the worker is down into the manhole. The ducting made from neoprene-coated, single ply, vinyl and polyester materials, heat resistant up to 250° F (121.1° C), meets ASTM 227 specs, and is UL 94V-0 flame retardant. The manhole cover fits into a flat channel corner for stabilization. Compact, lightweight, and made from Linear Low-Density Polyethylene (LLDPE) conductive material, this unit is easy to store and ships in one small carton. Recyclable.

Features:

• MVP made from Linear Low-Density Polyethylene (LLDPE)
• Conductive blend
• Include 6' (1.8 m) ducting
• Ducting is made from neoprene-coated, single ply, vinyl and
  polyester materials
• Ducting is heat resistant up to 250° F (121.1° C)
• Small storage bag holds ducting
• Quick release draw string to drop ducting into manhole
• Ex-Proof
• Made in USA
• Convenient and easy system setup.

Benefits:

• The first manhole system that combines the low profile
  manhole air vent, 90° elbow, and built-in mounting all in
  one unit.
• Collapsible duct, for easy entry, stored in a small storage
  bag that can be dropped into the manhole with a quick
  release of the drawstring.
• The manhole cover fits into a flat channel corner for
  stabilization.
• Compact, lightweight, and made from Linear Low-Density
  Polyethylene (LLDPE), this unit is easy to store and ships
  in one small carton.
• Ducting springs back into shape once worker is down into the
  manhole
• Reduces overall size, storage, and shipping cost

Applications:

• Construction
• Industrial
• Sewer
• Confined Space

Specifications: