Z883Z883 PERMA-TRENCH SHALLOW SYSTEMZurn Z883 6" [152mm] wide shallow trench drainage system. High density polypropylene structural composite drain channel with 3.5" depth. All sections are 40" modular lengths with integral top frame, interlocking ends, and radiused bottom. Combination tie-down/leveling devices at 20 inch intervals. Furnished with heavy-duty Dura-coated cast iron grate unless otherwise specified.
