API Reef Master Test Kit Algae Control or to seed Biological Filtration

or to seed Biological Filtration in new aquaria:

Kessil Logic™

This ensures accurate water level measurements every time

* Output based on 65PSI

especially finicky ones

API Reef Master Test Kit Algae Control or to seed Biological FiltrationREEF MASTER TEST KIT The API REEF MASTER TEST KIT test 4 key parameters calcium, carbonate hardness, phosphate, and nitrate to keep reef inhabitants healthy. Testing is fast, easy, and accurate, yielding precise results, and comes with 4 test tubes and a convenient holding tub for easy, reusable storage. This kit also includes a complete, step by step instructional booklet with a color chart that provides information on how to correct unsafe water