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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
one pack can be brought back twice more
the plain 500 count bulk case does the same humidity work for less per packet
This meter is only 0
Operating Humidity: 0-99% Noncondensing
Dilution Solutions Nutrient Delivery System (NDS) Monitor Only - 3/4 pH Up + Down one pack can be broughtKnowing the EC ppm, pH and temperature that the Nutrient Delivery System is providing to the crop will give the grower the confidence that the plants will receive the proper nutrition that they require. By installing the in line Guardian Monitor with mixing chamber kit, the grower can be assured of a well blended solution with an easy to read display. Includes the Bluelab Guardian Monitor with in line ppm temperature and pH probes and all necessary
US$ 45.00
US$ 75.00
US$ 21.00