Measuring, Meters & Pens
FHD GrowBoss - Nutrient Meter
The FHD GrowBoss is a constant monitoring meter that indicates to the grower the exact levels of nutrient strength, pH and temperature.
COM-80 EC/TDS Hydrotester
The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics.
PH-80 Water Resistant pH Meter
The HM Digital PH-80 pH Meter is an economically priced, reliable pH meter that is ideal for testing in hydroponic and aquaculture applications
TDS-EZ Consumer TDS Meter
The HM Digital TDS-EZ Consumer TDS Meter is Ideal for all basic water testing applications. The best value meter in the world!
Mix-N-Measure is a traditional glass imprinted with measurement standards.
Mini Measure Shot Glass
Mini Measure is a traditional “shot glass” imprinted with commonly used measurements. Comes in a counter top display pack of 12 individual measuring glasses.
The Hydrometer from UltraGrow gives the grower temperature and humidity readings both indoors and out while tracking minimums and maximums.
UltraGrow Measuring Beaker
The UltraGrow Measuring Beaker measures in cups, milliliters, pints, and ounces. High-quality plastic construction with green measurement marks.
UltraGrow Measuring Cup
These durable measuring cups feature a built-in easy pour spout with easy to read U.S. and metric measurement markings set into the sides.