Allegro 9510-50 8" X 20" Polyester Vinyl Manhole Ventilation Passthru (1/EA) Mops & Handles and a range of magnifier

and a range of magnifier options

North Organic Vapor & Acid Gas cartridges are available for 5400

and asbestos and lead paint abatement

and uniformly * Easy grip handle * NSF

with honey-nutty notes

Allegro 9510-50 8" X 20" Polyester Vinyl Manhole Ventilation Passthru (1/EA) Mops & Handles and a range of magnifierAllegro's MVP is 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 and heat