i bought a cheap zoo co2 checker from drfosterandsmith but not to crazy about it...... im trying to go off the chart but confused to the number on the kh. like 0.5/1.0 what does that transfor to???
her is what i have I have 3 drops of kh and a ph of 6.4
her is what i have I have 3 drops of kh and a ph of 6.4