Removes toxins that can be harmful to fish and lead to cloudy water

 

Removes phosphate and silicate from aquarium water.

 

Easy-to-use pre-dosed pouch fits most canister filters on the market, for use in freshwater and saltwater aquariums

 

Use when testing indicates the presence of phosphate or silicate, replace every 2 months.

API Phos-Zorb 5.25 oz.