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Hydrofarm 6" Rockwool Block Cover, pack of 40

Item #: HGCOV6

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6" Rockwool Block Cover, pack of 40

Additional Images


  • 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


Brand Hydrofarm
Weight (lb.) 1
Length (in.) 7
Width (in.) 6.5
Height (in.) 0.2
Free Shipping No
UPC 638104945790
CSA Listed No
ETL Listed No
UL Listed No
Grow Media Rockwool
OMRI Certified No

Shipping Info:

Ships Via FedEx/UPS

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