I agree with Aggasit Dad use another type of carrier, ie, monera-levapor With 20.000 m2/m3
Published by Helvécio Carvalho de Sena, Dr, Especialista em tratamento de Esgotos e Odor
I agree with Aggasit Dad use another type of carrier, ie, monera-levapor With 20.000 m2/m3