Pargro Quick Drain Jumbo Blocks 6" x 6" x 4", case of 64 RW240985 | Pargro

Pargro stonewool blocks are available in a number of sizes to suit all types of plants. Measuring 6 in x 6 in x  4 in, the Jumbo is a particularly good choice of block size for an ebb and flow system because it is 2 in shorter than the Biggie. All bl