Neptune Magnetic Probe Rack Groupers replace one bag at a

replace one bag at a time each week until all bags have been changed

Try to maintain strontium within approximately +/-2 ppm

Add slowly to a high-flow area so it disperses through the system

Marine Aquarium Notes

Neptune Magnetic Probe Rack Groupers replace one bag at aNeptune Magnetic Probe Rack Neptune Magnetic Probe Rack is an acrylic magnetic probe holder for organizing up to four aquarium probes in a sump or aquarium while keeping them secure and properly positioned. Organized Probe Placement for Apex Systems Loose probes can shift, dangle, touch each other, sit too shallow, or end up in areas with poor water movement. The Neptune Magnetic Probe Rack helps keep probes arranged in one clean location so pH, ORP,