Brightwell Aquatics Potassion (500) complexed into pigments that enhance

complexed into pigments that enhance blue coloration of some small-polyp stony corals

temperature sensor

All-in-one universal filter wrench to tighten and loosen canisters

Introducing Sexy Shrimp - the sassiest addition to your aquarium

5 ft hose giving you plenty of slack for taller tanks

Brightwell Aquatics Potassion (500) complexed into pigments that enhanceHighly concentrated ionic potassium solution. Provides potassium, an important component of aragonite (the mineral secreted as skeletal material by corals and other reef building marine organisms), complexed into pigments that enhance blue coloration of some small polyp stony corals, important to proper neurological function, and depleted in marine aquaria by livestock. 80,000 ppm K; considerably stronger and more economical than competing potassium