Aqua Logic Single Stage Digital Controller - heater OR chiller up to 1/2hp LCD Electronic Temperature Controller - This device is operable from a distance of up to 400 feet and has a superior accuracy for pinpoint temperature con...
Feature(s): Dual Range 0 to 999 us/cm or 0 to 99.9 ms/cm Lab quality probe w/10` cable Minidin 4 Connector
American Marine PINPOINT ORP Monitor PINPOINT ORP Monitor™ will measure the ORP (oxidation-reduction potential, or REDOX) of your system. It is popular with those who use ozone gas or potassium permanganate as an artificial ...