Quote:
Originally Posted by vincent2982
Corretion. $1 more den biohome. Saw the clip in youtube tat even after 5yrs it still stay the same. Quite big pc per ball. 10ball can treat 50gallon (if rem correctly) of water liao. 2kg 88 ball
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$50 for 2kg? 2kg has 88 balls? i think cannot use the water volume to judge. more like the concentration of ammonia and nitrite.