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Grodan Stonewool Delta Starter Mini-Blocks -- 2 inch x 2 inch x 1.5 inch
As low as $5.41 Regular Price $6.01
Each strip contains 12 blocks. The case contains 60 strip sets, each set containing 2 strips of 12 blocks (24 blocks) for a total of 1440 individual blocks. Each block has a virtually identical density, flexibility and sturdiness, guaranteeing a uniform distribution of the WC, EC and pH which in turn results in a uniform and high-quality plant.