Ammonia Gas Pressure Gauge, 60 PSI spl_ps excellent drainage and is specially

excellent drainage and is specially formulated with a controlled release fertilizer that feeds plants for up to six months

Temperature Range 0

and excessive PPM (2000+)

another General Hydroponics product for pest control

600 watt - 90

Ammonia Gas Pressure Gauge, 60 PSI spl_ps excellent drainage and is speciallyZenport 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