ALLEGRO 9510-60 – 12″ Manhole Ventilation Passthru (MVP)

ALLEGRO 9510-60 – 12″ 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 down into the manhole with a quick release of the drawstring. The collapsible duct springs back into shape once worker is down into the manhole. The ducting is vinyl and polyester with PVC coating, heat resistant up to 180° F, 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), the MVP is not statically conductive. This unit is easy to store and ships in one small carton. Recyclable.

Features:

MVP made from Linear Low-Density Polyethylene (LLDPE)

Bright yellow color for easy visibility

Available with and without 15' (4.5 m) ducting

Ducting is made from vinyl and polyester with PVC coating

Ducting is heat resistant up to 180° F (88.2° C)

Small storage bag holds ducting

Quick release draw string to drop ducting into manhole

Patented by Allegro

Made in USA

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:

Country Of Origin	USA
Fit For Hazardous Locations	No
Blower Respiratory European Version 220v	No
Prod Tech Tips	Pair with an 12" blower
CE Certified	No
Intertek CSA Certified	No