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Grate Size Available Tree Opening Sizes Slot Size
48” round 18” dia. 0.25”
All dimensions are listed in inches unless otherwise noted.

18″ diameter expandable tree opening. .25″ slot openings. 252 pounds per set. (Available with light openings, order as R-8830-1. 268 pounds per set.)

R-8830-A1 or R-8830-1 are also Los Angeles approved grates.

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