Quote:
Originally Posted by mark
A Ca of 380ppm is on the low side but wouldn't say unacceptable.
NSW |
i agree 380 is a bit on the lower side i'm slowly bringing it up to the 400's, mark the reason i started thinking about changing is i'm finding that it's hard to get it too the mid 400's without it falling quickly back down to the 380's, is this because of my alkalinity level? (8 dkH )