The Hornet’s Nest drain inlet filter is a unique, under-grate storm drain filter. The oversized base allows the filter to be used with a variety of size and shape grates.The yellow webbing secures the filter to the grate and doubles as lifting straps to quickly and easily remove the filter, grate and all, for simple cleaning. The sediment collection tube has 4 overflow portals to ease congestion during heavy storm events. Material Non woven geotextile (skirt) / woven geotextile (collection tube) • Strapping Weather resistant 2” polypropylene webbing • Dimensions 36” x 48” – 60” x 60” – custom sizing available