The UltraTech 9171 24" x 36" Ultra Inlet Guard for Sediment keeps dirt, sediment, trash and debris out of drains. Installation is quick and easy this inlet guard uses magnets which means no more lifting of heavy traditional catch basin grates! This inlet guard is also easy to maintain simply remove the unit, shake off any excess deposits and put the inlet guard back in place! The heavy-duty, reinforced material (non-woven polyester spun) allows up to 192 gmp/ft2 through drains and the low profile design can be driven over and is unobtrusive to traffic and personnel. Aids in the compliance of NPDES, 40 CFR 122.26 (1999) and TMDL requirements. Available in 24" x 24" (P/N: 9171) and 24" x 36" (P/N: 9172) sizes. Sold individually.
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See TnA Safety, Webster, NY on MacRae's Blue Book