6" Square Grow Lids Dual Sided Black / White Grodan Rockwool Block Covers, 40 Pack + Stakes
6" Square Grow Lids Dual Sided Black / White Grodan Rockwool Block Covers, 40 Pack + Stakes6" Square Grow Lids Dual Sided Black / White Grodan Rockwool Block Covers, 40 Pack + Stakes

6″ Square Grow Lids Dual Sided Black / White Grodan Rockwool Block Covers, 40 Pack + Stakes

$8.95

(as of 12/18/2017 at 14:34 UTC)

Product Description

Dual-sided 5.5mil grow lids have a white face to reflect light back to the plants and a black side to block light and help with algae, mildew and pest control. Available in round and square styles. Sold in packs of 40.

Features

  • Dual-sided 5.5mil grow lids have a white face to reflect light back to the plants and a black side to block light
  • Helps with algae, mildew and pest control

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