HM Digital AquaPro TDS/Temperature Meter Terp Derp natural convection thermal management (no

natural convection thermal management (no fans or moving components)

and high output make the PPLF44 an excellent choice for seed starting and general growing phases

Standard logic CO2 controllers may be fine when using a CO2 generator which costs very little to operate

Organocide is an OMRI-listed

suction hose

HM Digital AquaPro TDS/Temperature Meter Terp Derp natural convection thermal management (noFEATURES Measures total dissolved solids (TDS) and temperature Automatic Temperature Compensation (ATC) Water resistant housing Measurement Range: 0 5000 ppm Digital Calibration (push button) Auto off function, data hold function and low battery indicator Display: large and easy to read LCD screen includes simultaneous temperature reading The AquaPro is calibrated with a 342 ppm NaCl solutioncan be recalibrated with digital calibration using the push