This product can effectively remove fish waste, help remove nitrates, phosphates, red moss, etc., to improve water pollution.

This product is particularly suitable for use to open a new tank.

It help the tank quickly produce beneficial bacteria.

In a new tank, you should use 2 pieces for ever 25 gallons of water. 

DO NOT use too much, and it is suggested after use, to turn on your air pump to circulate your water.

Every 7-10 days, use 1 piece per 25 gallons of water.

Package:1 bottle with 60 pcs