Pro Leaf CO2 Controller - PPM - B1 Athena TDS: 200 ~ 2600 ppm

TDS: 200 ~ 2600 ppm (EC x 500)

TDS: 70 ppm (700 conversion factor)

If you love trimming

4ml per liter of water for first 7 weeks of bloomAlternate with freshwater feeds

Use pH DOWN every time your pH is too high

Pro Leaf CO2 Controller - PPM - B1 Athena TDS: 200 ~ 2600 ppmThe Pro Leaf PPM B1, digital CO controller, provides simple and precise control of a 240 Volt CO generating device with modes for both increasing and decreasing CO. Also featuring fuzzy logic operation which offers additional accuracy when utilizing CO supplementation. Adjustable set points range from 400 2000 parts per million with an accuracy of + 100 PPM and an adjustable deadband. A remote sensor with 4. 5 m cable, accurately monitors the gardens