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I need a retrofit manhole hatch

jplumbob345's picture

I am doing a sewerage ejection system which needs to set inside of an existing concrete tank. The tank has a hatch going into it , but I need to install a second hatch. I would have to cut the new hatch into a concrete slab. Does anyone know of a source for round manhole style hatches that will retrofit into a slab leaving a finished appearance?

Would this be flush with the (post #207620, reply #1 of 1)

Would this be flush with the top of the tank, or elevated several inches?  If the latter it seems like a standard manhole ring would do.

But in any case visit your local tank manufactuer -- they likely have stuff in a catalog, if not on hand.

Of all the preposterous assumptions of humanity over humanity, nothing exceeds most of the criticisms made on the habits of the poor by the well-housed, well-warmed, and well-fed.  --Herman Melville