Rockwool

Rockwool
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6” Block Cover

6” Block Cover

$22.99

Block light from media. Reflect light to plant leaves - where it’s needed most. Eliminate algae and…

8in. Rockwool Block Cover

8in. Rockwool Block Cover

$27.19

Blocks light from media - keeps moist longer Reflects light up toward plant where it’s needed most …

Big Mama 8” x 8” x 8”

Big Mama 8” x 8” x 8”

$8.61

BIG MAMA is the largest block ever produced by Grodan. It is 8” square and contains over twice the amount of wool a…

Block 1.5 x 1.5 x 1.5

Block 1.5 x 1.5 x 1.5

$9.80

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cube…

Block 2 x 2 x 1.5”

Block 2 x 2 x 1.5”

$7.38

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cube…

Block 3 x 3 x 2.5 42/40

Block 3 x 3 x 2.5 42/40

$6.14

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cube…

Block 3 x 3 x 2.5 no hole

Block 3 x 3 x 2.5 no hole

$6.14

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cube…

Block 3 x 3 x 4 42/40

Block 3 x 3 x 4 42/40

$9.21

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cube…

Block 4 x 4 x 2.5 42/40

Block 4 x 4 x 2.5 42/40

$6.37

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cube…

Block 4 x 4 x 3 42/40

Block 4 x 4 x 3 42/40

$8.57

Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cube…

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