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Developed to be a practical guide to intensive aquaculture for the practicing aquaculturist
Sold out for 2026
These oversized
Measures 497 x 285 x 110 mm
Outside Pipe Size
Ammonia Alert Crystal Developed to be a practicalAmmonia Alert is an innovative colour device designed for continuously detecting and monitoring toxic free ammonia. The internal sensor changes colour reversibly from yellow to green to blue, relative to the ammonia concentration. The device detects less than 0. 05 mg l free ammonia and lasts over one year. Put one in every aquarium and tank.
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