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 …

A-OK 1.5x1.5 Cubes

A-OK 1.5x1.5 Cubes

$17.64

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

A-OK 1x1 Cubes

A-OK 1x1 Cubes

$19.50

The renewed plugs result in a maximum number of useable and homogeneous seedlings. Both form and strength have been grea…

A-OK 2x2 Cubes

A-OK 2x2 Cubes

$14.69

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

Big Mama 8x8x8

Big Mama 8x8x8

$8.74

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

Block Cover

Block Cover

$12.59

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

Classic Slab 36x12x3

Classic Slab 36x12x3

$17.07

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

Delta 10 Block 4x4

Delta 10 Block 4x4

$10.25

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

Delta 4 Block 3x3 w/holes

Delta 4 Block 3x3 w/holes

$6.23

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

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