Pay in 4 interest-free payments of $39.99 Learn more
Ships within 48 hours · Estimated delivery Oct 18 - Oct 23
Models 101 / 102 / 103 are single-tube units that can be installed in ductwork utilizing the pre-drilled flange and factory applied gasket
Patented output control maintains maximum PAR value over lamp life
this formulation provides qualities promoting growth and offering a delicate
adjustable dosing time
PurGro GroBot pH Probe, Industrial Replacement rock-bottom Models 101 / 102 /These don't look like the ones from the hydro store because they are double junction, flat surface pH probes typically used in chemical plants for process control. They last longer, stay cleaner and are built to mount in line inside your GroBot Evolution. Cost a few bucks more, but these are the good ones. Proudly made in the USA.
US$ 39.00
US$ 18.95
US$ 45.00
US$ 65.00
