Seachem pH Alert Freshwater & Planted Usable submerged or externally with

Usable submerged or externally with flooded-suction plumbing

saturated colors

5 mm pellet size for a broad range of marine fish

or regular media replacement routines

QuickWash Carbon and Ion Exchange Resin for 35 to 50 Gallons

Seachem pH Alert Freshwater & Planted Usable submerged or externally withSeachem pH Alert Seachem pH Alert is a continuous freshwater aquarium pH monitor that uses a colour changing sensor to show pH shifts without test strips, liquid reagents, or repeated water sampling. Seachem pH Alert for Freshwater Aquarium Monitoring pH Alert is placed directly in the aquarium or filter for continuous pH monitoring in freshwater systems. The sensor changes colour reversibly as pH changes, giving aquarists a simple visual reference