Grodan® Pargro Quick Drain™ Rockwool
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.
Pargro Quick Drain™ (QD) blocks are up to 14% drier than Cultilene® Comfort blocks. The Jumbo is a particularly good choice when you want to use a big block in an ebb and flow system, as it is 2″ shorter than the Biggie.