Manufacturer: UltraTech, Manufacturer Part Number: 9160 Protect Drains and Inlets WITHOUT Lifting Any Grates! Keeps dirt, sand, sediment, trash and debris out of drains Includes a bypass port to help prevent ponding and flooding during large rainfall events Quick and easy installation using built–in magnets – no more lifting of heavy catch basin grates Available in several sizes for street drains and combination drains. Custom sizes also available. Heavy–duty, reinforced material allows up to 192 gal/ft2/min. through drains Low maintenance – simply remove unit, shake off excess dirt, silt and sediment and put back in place Low–profile design can be driven over and is unobtrusive to traffic and personnel Curb–Style model works with combination drains SPECIFICATIONS4 lbs.1 inlet guard24" L x 24" W