Rockwool Block Covers, 4″, Pack of 40


4″ Rockwool Block Cover, pack of 40

⚠ Limited Stock!
SKU: HGCOV4 Categories: , Tags: , , , , ,

Frequently Bought Together


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

Additional information

Weight0.16 lbs
Dimensions5.5 × 4.5 × 0.3 in


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.

Vendor Information

  • Store Name: HF
  • Vendor: HF
  • Address: CA 94954
  • No ratings found yet!