DROP INLET
Self supported on the lip of the catch basin underneath the traffic grate.

CURB INLET
Mounted on the forward inner wall of curb inlets beneath the curb opening.  Multiple units can be fabricated and installed side by side to accommodate large openings.

ROUND INLET
Self supported on the lip of the catch basin underneath the traffic grate. Also available with a center port for sampling filtered runoff.

SAMPLING PORT
Fabricated leaving a center or side opening for sampling filtered runoff. Aids in monitoring the progress of storm water compliance. Gravity held on catch basin lip.

TRENCH
Created for "strip drain" type storm drain inlets. Fabricated in sections. Filter units sit on lip of the storm drain underneath the traffic grate.

DITCH
Fixed or removable mesh-metal filtration panel. Single or multi-staged, floor or wall mounted.