The sell sheet gives information on the FlexStorm Catch-It™ Inlet Filter including applications, features and benefits and the product’s specification. FlexStorm Catch-It inlet filters are a temporary and reusablefor storm sewer inlet protections. Catch-It filters are configured to fit any drainage structure, are equipped with a high-efficiency filter bag and allows job sites to remain SWPPP compliant during construction.

Features of the Catch-It filter are the geotextile bag is easily replaced, it installs quickly and has easy maintenance, the filer is configured to fit any storm drainage structure and the bypass feature prevents flooding.

The Catch-It filter prevents hazardous road conditions by eliminating ponding at inlets, prevents pollution of rivers, lakes and ponds, reduces job site flooding and reduces clean-up costs.

Applications of the FlexStorm Catch-It are residential and commercial developments and roadway construction.

The specification page gives material and performance, installation, inspection, maintenance and filter bag replacement guidelines. FlexStorm Catch-It meets ASTM D8057 and is made of a corrosion resistant steel frame and replaceable geotextile filter bag. The standard woven bags are rated for 200 gpm/sqft with an 82% removal efficiency.

The installation guidelines include removing grate from inlet and cleaning the ledge. The inlet filter is then suspended onto the structure’s load-bearing ledge. After replacing the grate, the installer should confirm the grate is no elevated more than 1/8” (3 mm).

Inspection of Catch-It filters should occur following rain events over ½” (13 mm) and should be monitored to current site runoff conditions.

The Catch-It inlet filter should be maintained by emptying the filter bag manually or with an industrial vacuum being careful not to damage the geotextile bag. Compacted silt should be removed from the bag and flushed with a medium spray. Replace the bag if torn or punctured.

When replacing the filter bag, it should be removed by loosening or cutting off the clamping band. The new bag should have the secure hose clamping band attached to the frame channel. It should be ensured that the bag is secure and there is no slack around the perimeter.