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Happy Hydro

Three Grodan Gro-Block stone wool cubes with center holes, wrapped in purple branded plastic on white background.

Three Grodan Gro-Block stone wool cubes with center holes, wrapped in purple branded plastic on white background.

Happy Hydro

Grodan Delta 6.5 4x4x2.5 Inch Rockwool Blocks

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$2.89

Color

Black

Quantity

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