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Water Test Kits

(39 items)

Stay on top of your reef tank’s health with reliable Water Test Kits. Testing is essential for maintaining proper calcium, alkalinity, magnesium, nitrate, phosphate, and ammonia levels—and this collection includes the most trusted brands in reefing like Red Sea, Salifert, API, and Hanna Instruments.

 

Whether you're cycling a new tank or fine-tuning an established system, our saltwater aquarium test kits help you monitor key parameters and avoid costly issues. Choose from individual test kits or full reef master kits to keep your water chemistry in check and your corals thriving.