Manhole Frames & Covers : HydroVent
Neenah Foundry’s Hydro-VentTM manhole cover is designed using LiftMateTM ball and socket hinge system technology coupled with a heavy duty latching mechanism. The Hydro-VentTM manhole cover is designed to provide surge relief at the location of the installation during events when the sewer system becomes surcharged.
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|All dimensions are listed in inches unless otherwise noted.|