Hanna Hi1285-6 Ph / Tds / Ec Probe For Hi9813-6Model HI 1285 6 preamplified pH and EC Probe with CAL CHECK is the replacement probe for the Hanna Instruments HI 9813 6N Portable Meter. Recommended for use in greenhouses, hydroponics, environmental monitoring, water treatment, boilers and cooling towers.

fully collapsible design within

the DCC-1 will act in concert with that plug-in module to control whatever device is connected to the plug-in module

This refined source allows silica to more readily enter the plants metabolism than what is normally possible

150 hours of continuous use

Ensures the safest water

nickel plated

Use with FloraFlex Multi Flow Bubbler

Noise level: 45 dba

Power Consumption: approx

Weight: 76lbs

Green Planet - PH Up Concentrate

sterilize it for your next grow to ensure bacteria cultures have been eliminated