R7120

Frame and grate system with a 120″ [3048mm] length, 12″ [305mm] width, and an 8-1/2″ [216mm] clear opening. The frame shall mechanically lock into the concrete surround every 10″ [254mm]. The ductile iron grate is rated Class C per the DIN EN1433 top load classifications and is supplied in 24″ [608mm] nominal lengths with 63/64″ [25mm] wide slots and a 1-1/2″ [38mm] bearing depth. The heavy-duty carbon steel frame is powder-coated, assembled with 1/4″ [6mm] thickness, and includes 12 concrete anchors, each 4″ [102mm] long, per 120″ [3048mm].