NDS® Dura Slope™ Channel Grate, Slot, 24 in Length, 6 in Width, 3/4 in Height, 63.78 gpm at 1/2 in Head, 20.85 sq-in/ft Open Surface Area, Ductile Iron, Black, Import
NDS® Dura Slope™ is a 6-5/8 in W, 48 in L trench drain system with a built-in slope of 0.7%. "N" sections are non-sloped and used to extend the length of the system. Each channel section is molded of gray structural foam polyethylene with UV inh