Bronze Age BA-SLOT-0312 Class A Bronze Natural Finish 3″ x 12″ Grate


Designed to fit NDS® Mini Channel trench drain.

Large project? Request a Quote


This light-duty BA-SLOT-0312-B Natural Bronze Slotted Grate is a great replacement for NDS® Mini Channel grates or any 3″ grate!

This bronze grate is made in the USA and measures 2.68″ width and a length of 12″.

This trench drain grate meets Class A Load Requirements for Light-Duty Loads.

These grates are perfect for any low-traffic applications such as pedestrians, bicycles, and golf carts.

This system has a Load Class rating of A but can be rated for a B Load Class if properly installed; see the specification sheet for details.

Bronze Age Slotted Grate Specification Sheet | Class A or B

BA-SLOT-0312 Drawing

Made in America Recycled Materials Used



Your #1 Trench Drain Supply Resource!


Grate Load Class

Grate Height

1/4 inch


MAX Mini, Mini Channel

Grate Finish

Product Type


Load Class

Load Class A

Grate Shape



Bronze Age, TDS

Grate Pattern

CSI Code 05 53 00, 05 56 00, 05 59 00, 05 70 00, 05 74 00, 22 00 00, 22 14 00, 22 14 26, 22 14 26.19, 33 40 00, 33 44 16