PM1 pH/ORP Probe Module - Neptune Systems AI 01ppm per day until desired

01ppm per day until desired levels are achieved

NYOS REEFER test kits - taking measurements at the laboratory level at an attractive price

Premium marine salt for SPS and LPS corals

In the absence of free ammonia the unit will assume a yellow or faint yellow-green color

Boosts coral coloration & growth

PM1 pH/ORP Probe Module - Neptune Systems AI 01ppm per day until desiredpH ORP Probe Expansion Module for the Neptune Systems Apex Compatible with all Apex Systems Dual Functionality: Choose Between pH and ORP Monitoring I O Port for Breakout Box Connection 2 AquaBus Ports pH ORP Probe Port The PM1 can be used with either a pH or ORP probe, depending on what you're looking to monitor. For example, if you're running two aquariums near each other, you can connect a pH probe to the PM1 and run both tanks off the same Apex