TrolMaster Heavy Duty pH Inline Sensor HGN30S Epsom Salts is a source

Epsom Salts is a source of magnesium that is essential to plant development

Optic Foliar SWITCH enhances flower growth in plants by providing key nutrients required for development and formation of blossom set

Replenish CO2 Reminder: calculates time frame based on usage from past 5 days

Safety never looked so good

TrolMaster Heavy Duty pH Inline Sensor HGN30S Epsom Salts is a sourceTrolMaster'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.