Hanna GroChek pHEP 4 Meter lighting-&-electrical-components May be used solely or

May be used solely or added to fertilizers solutions

two 188 CFM Active Air 6" inline booster fans for intake and exhaust

then spray on seeds

Pargro stonewool blocks are available in a number of sizes to suit all types of plants

900 µmol/s in the key wavelengths between 400-700 nm

Hanna GroChek pHEP 4 Meter lighting-&-electrical-components May be used solely orThe pHEP 4 includes a dual level LCD, battery level indicator, BEPS, replaceable pH electrode cartridge, stability indicator, automatic shut off, electrode removal tool, and automatic calibrationall in a floating, waterproof casing. It is ideal for users who require the greatest accuracy and features while staying economical. Features Waterproof and designed to float Automatic temperature compensation Automatic calibration Tactile grip casings HOLD