API phosphate test Dry Goods The external filter meets the

The external filter meets the highest demands in water filtration and filter cleaning

The AI Prime® 16HD comes standard with TIR lenses giving you the best balance of power and spread

butterfly fish

Economical compact design

API phosphate test Dry Goods The external filter meets thePhosphate can enter your aquarium through tap water, fish waste, and decaying organics such as uneaten food and dead algae. Excess phosphate contributes to unsightly algae and green water blooms, and in saltwater, excess phosphate can inhibit the growth of hard corals. The API PHOSPHATE TEST KIT tests phosphate levels from 0 to 10 ppm so that you can easily monitor the condition of your aquarium water and may be used in both fresh and saltwater