NDS INC 1211 SQUARE GRATE, BLACK, 12 X 12-IN.

NDS INC 1211 - SQUARE GRATE, BLACK, 12 X 12-IN. - 12" X 12", BLACK, SQUARE GRATE, MADE OF STRUCTURAL FOAM POLYOLEFIN WITH UV INHIBITORS, THE OPEN SURFACE AREA IS 50.76 SQIN WITH 66.50 GPM, USE WITH THE 12" X 12" CATCH BASIN SERIES, IT IS RATED A CLASS B LOAD, WHICH IS RECOMMENDED FOR MEDIUM DUTY PNEUMATIC TIRE TRAFFIC, AUTOS & LIGHT TRUCKS AT SPEEDS LESS THAN 20 MPH. 12" X 12", BLACK, SQUARE GRATE, MADE OF STRUCTURAL FOAM POLYOLEFIN WITH UV INHIBITORS, THE OPEN SURFACE AREA IS 50.76 SQIN WITH 66.50 GPM, USE WITH THE 12" X 12" CATCH BASIN SERIES, IT IS RATED A CLASS B LOAD, WHICH IS RECOMMENDED FOR MEDIUM DUTY PNEUMATIC TIRE TRAFFIC, AUTOS & L - EQUAL TO 181696