thanks for that, i'll get some tomorrow.
my tap water nitrates rating is 50mg/litre, what can i do to get it down?
i was all the sponges once a month and they were last done a week ago - is this enough or should i do it more regularly?
my tap water nitrates rating is 50mg/litre, what can i do to get it down?
i was all the sponges once a month and they were last done a week ago - is this enough or should i do it more regularly?