PURE SUBSTRATES 4" Starter Block w/removable bottom (case of 192) Pre-Roll Cones Low battery indicator

Low battery indicator

A two pack of the the TEROS ONE substrate sensors connected to one AROYA Nose for wireless integration

Don’t hassle with trying to force a square plug into a round hole

To optimize growing conditions

Optically Clear Plastic

PURE SUBSTRATES 4" Starter Block w/removable bottom (case of 192) Pre-Roll Cones Low battery indicatorPURE SUBSTRATES STARTER BLOCK WITH 40MM HOLE 10X10X7CM COMMERCIAL GRADE GROW BLOCKS MANUFACTURED FROM HIGH GRADE COCO RAW MATERIAL. PURE SUBSTRATES starter blocks are made especially for cannabis Organic product Produced in ISO 9001: 2015 factory consistent quality assured. Wetting agent ensures nutrients are immediately plant available pH buffered using our patented, sustainable and totally organic process. Less toxic for the environment and