- $0.00 - $25.00 (2)
The tool for perfect wateringof rockwool productsThe syringe with a needle made from 1/4" tubing allows you to easily take a water sample from your rockwool. If the water sample shows too high pH, it is time to water again. Measures from 5- 60 ml.
Special Price: $5.17
Used by the pros to take water samples deep from inside a Grodan stonewool block or slab for better pH and EC analysis. Fits any standard Luer-Lock plastic syringe.