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Block Covers - 4 & 6
Block Covers - 4 & 6
- 40 per pack.
- For blocks of rock wool and other grow media.
- Blocks light from media, reducing algae and pest problems.
- Use white side up to reflect light.
- Use toothpick to hold cover in place.
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Internet Sale Price: $1.79
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The Cube Cap enables you to naturally and efficiently eliminate algae, fungus gnats and their root eating larva found on rock wool and coco growing blocks. It is one of the first environmentally safe solutions available. In addition, you are able to recyc... Read More
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Product Reviews
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