Grower's Edge Block Covers 4 in (40/Pack)

Grower's Edge Block Covers 4 in (40/Pack)

Description

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. Use toothpick to hold cover in place. Hole in center of cover measures 1/2 inch in diameter.

Item Number: 138122
Universal Product Code: 870883008376
Manufacturer: Sunlight Supply
Manufacturer's Part Number: HGC714820
Brand: Grower's Edge

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