Cultilene 6'' Wide Slab (16 slabs per case) controllers Factory calibrated: all meters are

Factory calibrated: all meters are calibrated with a 342 ppm NaCl solution

you can choose from the popular 230 ml

Best lowest price for very high quality bag

3-position (low speed/OFF/high speed) speed switch

Calibration: manual

Cultilene 6'' Wide Slab (16 slabs per case) controllers Factory calibrated: all meters areX fibre slabs are unique for their optimum water distribution and excellent EC control, not only within one slab but also between slabs. This creates a root environment with outstanding control and with far better and much more even growth and root distribution. Slabs are 36", long and are available in several different widths. Sold by the case. **$3 Surcharge per case due to Pandemic shipping charges