Neenah Foundry is a domestic manufacturer of construction castings for the Utility and Municipal markets. Our product line includes manhole frames & covers, inlet and catch basin frames & grates, trench grates, utility trench systems, junction boxes, access hatch line, extra heavy duty series of products for ports/airports, and the Swiveloc explosion mitigating manhole cover.
Brands: Neenah Foundry has a complete line of domestically produced construction castings including the
Swiveloc Explosion Mitigating Manhole Cover.