Hydrofarm Rockwool Block Cover, 6", Pack of 40
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Hydrofarm Rockwool Block Cover, 6", Pack of 40

Hydrofarm Rockwool Block Cover, 6", Pack of 40

Power Lab Supply 1SKU: HGCOV4
Title: 4" Rockwool Block Cover, pack of 40
Price:
$47.00 USD
Description

Rockwool Block Cover

 

 

PLASTIC BLOCK COVERS

Reflect light to plant leaves, where it’s needed most. Block light from media. Eliminate algae and mildew growth. 40 dual sided block covers per pack. Works great with GRODAN Blocks.

  • 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
  • Reflects light back toward the plants
  • Works great with GRODAN blocks
  • Eliminates algae and mildew growth
  • Blocks light from media
  • Six inch square

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