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Grodan Delta 4 Block, 3" x 3" x 2.5" with holes - HydroPros
$5.02 - $5.02
$5.02
$5.02 - $5.02
$5.02

Grodan Delta 4 Block, 3" x 3" x 2.5" with holes

In stock

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where oth...

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$5.02 - $5.02
$5.02
$5.02 - $5.02
$5.02
$3.64 - $3.64
$3.64
$3.64 - $3.64
$3.64

Grodan Hugo Gro-Block, 6" x 6" x 5.8", with hole

In stock

New and improved stone wool substrate with advanced wetting technology from Grodan Introducing Grodan Gro-Blocks Improved, a product specifically e...

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$3.64 - $3.64
$3.64
$3.64 - $3.64
$3.64

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