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6 inch Rockwool Block Cover, pack of 40
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
6 inch Rockwool Block Cover, pack of 40
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