Specification

Part #: 11, 12, 13 and 13S
Material: (HDP) High Density Polypropylene
Color: #11(Black), #12(Gray), #13(Green), & #13S(Sand)
Fits: 4” sewer and drain pipe & fittings,
4” corrugated and triple wall pipe.
Grate Opening: 1/4”
Open Surface Area: 3.85 Sq. Inches
Head Pressure / Flow Rate:
Head ( inches) - Max Flow
1”= 16.66 GPM
0.5” = 11.78 GPM
Weigh Per Each: 0.16 lbs.
UV inhibitor
4”Round Grate
851 N. Harvard Avenue
Lindsay, CA 93247
800-726-1994