NEI's extra heavy-duty airport and port castings are exclusively manufactured to support the loadings imposed by all commercial and military aircraft.
Neenah Foundry has been the market leader in inlet frames and grates for decades. Count on us to have the product that meets your project requirements, whether it is a standard inlet with a curb box, or a new rain garden with a beehive grate to manage stormwater.
Excessive surface water creates a dangerous environment for both motorists and pedestrians. It can even lead to ponding or pooling situations where the street may not be visible under the water, creating hazardous conditions.
Neenah Foundry’s cast iron inlets frames and grates are fully compliant with AASHTO M36 and ASTMA536 standards.
We offer the widest product variety in the market to ensure that we meet specifier needs. We will also customize products when you have a unique set of requirements for your project.
Our products are made in the United States and are approved for federally funded projects.