Heavy-Duty Inline Nutrient pH Sensor（PPH-3） semi-gable greenhouse Model-V is designed specifically for

Model-V is designed specifically for vegetative cultivation practices in commercial cultivation or home hobbyists cultivating without CO2 supplementation

There are multiple options for motor only or motor with guide wheel set

The manufacturer recommends using the DEH 3000R Wall Mounted Unit #700833

such as high/low history

For lower BTU requirements

Heavy-Duty Inline Nutrient pH Sensor（PPH-3） semi-gable greenhouse Model-V is designed specifically forTrolMaster's new PPH 3 pH probe has been improved in multiple ways. The new PPH 3 features a reduced diameter protective sleeve and threaded body that will allow the probe to be installed into standard 3 4" PVC tee fittings. The PPH 3 has an improved sensor element for more stable and reliable performance. Can be used with the AMP 2 or the AMP 3 nutrient sensor module.