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black spot (on roses)
Silicon is readily absorbed by terrestrial plants
The Autopilot CO2 Generator provides the carbon dioxide to meet maximum growing potential
to power its natural chemical reaction
TrolMaster - Legacy Beta Series Digital Controller CO2 PPM for Regulator & Generator spl_luxx black spot (on roses)The BETA 8 CO2 controller offers a precision CO2 NDIR sensor controller in an affordable easy to use package. The BETA 8 features a high quality remote CO2 sensor (with 16ft cable) and built in photocell to automatically activate your supplemental CO2 system to maintain CO2 PPM levels only during daylight hours. The BETA 8 also has adjustable deadband and min max recall. It also has a fuzzy logic feature which will more accurately control compressed
