NDS iron grates are lightly painted black for shipping and storage purposes only to inhibit rust formation
The Rapid-Set Polyurethane adhesive can bond many different types of materials to concrete and other types of surfaces
It is highly resistive to corrosion and rot and has 3/4" openings
When attached the rodents will not be able to gain footing and climb
This product resembles a bag that hangs down inside of the storm grate
Dura Slope® Channel Drain, 8.4 in. Invert Depth, Neutral, 6 in. Wide X 4 ft. Long X 10.1 in. Deep Sheet Drain NDS iron grates are lightlyCapture and convey surface runoff from driveways, parking lots, and other impervious surface areas with the Dura Slope Channel Drain. This channel drain section is neutral (no slope), 8. 37 in. deep, and made of high density polyethylene (HDPE) containing UV inhibitors. Channel comes with recyclable blank grate inserts to protect the channel from debris during installation, eliminating the need for using plywood. A durable alternative to concrete