Channels are 60" long, 7" wide and have a 4" throat. Modular channel sections are made of 16 ga. fabricated Stainless Steel conforming to ASTM A-240 (type 304). Channels have a bolted, flanged connection between channel sections that will not separate during the installation, gaskets available. Channels weigh less than 2.31 lbs. per linear foot, have a smooth, 1-1/2" radiused self cleaning bottom with a Manning’s coefficient of .009 and 1.04% or neutral 0% built in slope. Channels have feet for patty pour or leveling studs standard to secure trench in its final location. Channels are provided with standard FS grates that lock down to frame. Zurn 6" wide reveal Fabricated Stainless Steel Grate conforming to ASTM specification A-240, (type 304), is rated class A per the DIN EN1433 top load classification. Supplied in 40" nominal lengths with 5/16" wide slots, and 3/4" bearing depth. Grate has an open area of 12.00 sq. in per ft. Channels shall be produced in the U.S.A.