Estimated delivery May 10 - May 14
This deal is already so low, it isn’t eligible for additional discounts/coupons.
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.
Our awesome customer service department is ready for your questions! Although we are a small company (10 of us total), we will do everything we can to answer your questions and take care of any problems.
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