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16 diameter expandable tree opening.

.25 slot openings. 250 pounds per set.

12 diameter expandable tree opening.

12 diameter tree opening. 266 pounds per set. Available with light opening.

(Also available as 42 diameter 2-piece grate with 10 diameter expandable tree opening, order as R-8829. 170 pounds per set.)

Four-piece grate, for 48 x 96 rectangular opening.

16 diameter expandable tree opening. .375 slot openings.

This grate is a retrofit grate for use in existing paved areas.

Four-piece grate, for 48 x 96 rectangular opening.

16 diameter expandable tree opening. .375 slot openings.

This grate is a retrofit grate for use in existing paved areas.

16 diameter expandable tree opening.

12 diameter expandable tree opening.

.25 slot openings.

270 pounds per set.

2 diameter expandable tree opening.

16 diameter expandable tree opening.

324 pounds per set.

Available with light openings.

16 diameter expandable tree opening.

292 pounds per set.

Available with light openings

18 diameter expandable tree opening.

284 pounds per set.

16 diameter expandable tree opening. .

375 slot openings. 580 pounds per set.

Available with light openings.

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