Ammonia Gas Pressure Gauge, 60 PSI lighting-&-electrical-components in any growing medium and

in any growing medium and contains no EDTA’s

Minimum Order: 10 Units

Micro sizes

so competing lines will have you buy separate products to supplement calcium and magnesium

Ammonia Gas Pressure Gauge, 60 PSI lighting-&-electrical-components in any growing medium andZenport Zen Tek Instruments ammonia filled 0 60 psi pressure gauge is designed to measure pressures in systems charged with NH3 Ammonia. Constructed with a 2. 5 inch diameter stainless steel case and bezel, PC window and stainless steel 1 4 National Pipe Thread bottom connection the internal components and connections are all stainless steel and will not corrode. This quality gauge features grade A accuracy (1. 6%) and features a high visibility dial