Grower's Edge Block Covers 6" 40 pack

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Sale price$16.99 Regular price$18.99
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Commercial & ACMPR growers: Email us for wholesale orders


For blocks of rockwool and other grow media. Grower's Edge® Block Covers block light from media—which helps reduce algae. Use white side up to reflect light.  Hole in center of cover measures 1/2 inch in diameter.

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