ENPAC Storm Sentinel Catch Basin Insert, Large, Rectangular

ENPAC 4341-IB Storm Sentinel Catch Basin Insert, Large, Rectangular, with Oil-Absorbing Imbiber Packet The Storm Sentinel Drain Protection Inserts help companies comply with Storm water Pollution Prevention Plans and Storm water Best Management Practices by protecting your storm drains and catch basins. It is the sure way to catch oil and sediment headed into storm drains and sewers. Equipped with an oil-absorbent media in a screened bag, the Storm Sentinel guards against any potential discharge. ENPAC's enhanced design has increased the surface area for greater sediment retention while decreasing the depth of the unit in the catch basin. Rectangle inserts fit catch basin's from 16"x 20" to 28"x 36" (41cm x 51cm to 71cm x 97cm). Up to 500 GPM overflow rate helps avoid ponding. Requires no special tools to install. Helps comply with NPDES, 40 CFR 122.26 when used as Best Management Practice in Storm Water Pollution Prevention Plans. TO INSTALL: Remove grate and adjust wire frame to fit in recess. Place insert into recess and frame into corners. Replace metal grate. TO REMOVE: Lift the grate, grab the handle and pull out the insert. No part of the insert extends above the surface.