TrolMaster WCS-3 Water Content Sensor 3 | Advanced VWC% Substrate Moisture Monitoring ROCK NUTRIENTS As your plants mature

As your plants mature

carbon filters

Late Ripening Final Week Before Flush 1

or clay soils rich in calcium) in comparison with the quantity of magnesium

adjustable airflow

TrolMaster WCS-3 Water Content Sensor 3 | Advanced VWC% Substrate Moisture Monitoring ROCK NUTRIENTS As your plants matureTrolMaster WCS 3 Water Content Sensor 3 Advanced VWC% Substrate Moisture Monitoring Product Overview Achieve professional level precision in your irrigation strategy with the TrolMaster WCS 3. This 3 prong Volumetric Water Content (VWC) sensor is the essential tool for growers practicing crop steering, providing instant, accurate moisture percentage readings from within your medium. Whether you are growing in coco coir, soil, or rockwool, the WCS 3