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Hydrofarm 6" Rockwool Block Cover, pack of 40

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Hydrofarm 6" Rockwool Block Cover, pack of 40

  • Block light from media.
  • Reflect light to plant leaves - where it's needed most.
  • Eliminate algae and mildew growth.
  • 40 dual-sided block covers per pack
$6.19

Original: $20.64

-70%
Hydrofarm 6" Rockwool Block Cover, pack of 40—

$20.64

$6.19

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Description

  • Block light from media.
  • Reflect light to plant leaves - where it's needed most.
  • Eliminate algae and mildew growth.
  • 40 dual-sided block covers per pack
Hydrofarm 6" Rockwool Block Cover, pack of 40 | Hydrobuilder