buffering

Looking at our city's most recent water report they list the following: Avg pH 9.4, Range 8.5-9.9 Avg Total Hardness (as CaCO3) 189, Range 110-282 ppm Avg Total Alkalinity (as CaCO3) - 96, Range 47-138 ppm The scale the website where I buy fish from lists the KH (which I believe is the...

I have a tank that is CONSTANTLY/always dealing with low kH issues. It's the water in my area. I'm worried about pH shock for a new, juvenile tankmate next time I have to do a substantial water change. Trying to decide if I should multi-task the function of a new decoration I must acquire for...