HM Digital® Hydro Master pest control Our scientists engineered pH Down

Our scientists engineered pH Down with pharmaceutical-grade Phosphoric Acid

To make sure that both lamps have equal burning hours and to balance light on the crop

Combined with Pro Core and any dosing system

Aids in the production of essential oils

critically

HM Digital® Hydro Master pest control Our scientists engineered pH DownHydroMaster Digital tester makes monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you can depend on. Continuous pH EC TDS Temp monitor with rechargeable battery. Portable, wall mount or benchtop use. Tests pH at a range of 0 pH 14 pH, temperatures from 30F 176F, TDS from 0 9999 ppm and EC from 0 9999 S. Stores up to 20 measurement readings, so you can monitor changes over time. LCD touch