As the name suggests, these filters are designed to sit under the grate, mounted on reusable, adjustable mounting rods that keep it entirely hidden from view. NoFlood® Under-Grate Filters comply with all SWPPP, DOT, NPDES requirements for storm drain protection.
Being installed under the grate allows for a more aesthetically pleasing look while also increasing the filters lifespan by limiting contact with vehicle traffic and UV exposure.
Absorbs oils, hydrocarbons, and heavy metals.
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