Allegro Industries 9510-50 - Manhole Ventilation Pass Thru
Allegro Industries 9510-50 - Manhole Ventilation Pass Thru
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Manhole Ventilation Pass Thru, Accessory Type Manhole Ventilation Passthru, Conductive Material Construction No, Color Yellow, Material Vinyl Polyester, Outlet Diameter 8 in, Standards ASTM 227, Width 20 in, For Use With Blowers and Ducting in Manhole Applications, Includes Collapsible Duct, Storage bag, Length 5 1/8 ft
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