Pargro Quick Drain Stonewool PARGRO QD BLOCK 1.5 x 1.5 x 1.5in Same quality Same value-priced, half sized cases, Driest value-priced rockwool on the market * Made at the Grodan factories. Plain brown half case sizes. Better quality and drainage than other value-priced rockwool.** *Resting saturation measurements taken from QD slabs vs. Neptune slabs. Pargro QD was 10% drier than Neptune slabs. Pargro Neptune has been discontinued.
