Recent content by JCS1720

Thanks I’ll make sure to give them a good scrubbing every day and report back progress.

Thanks I’ll bring my FC up to around 14 for a while and see if I can make some progress.

Thanks! I’m very glad I came here. This forum is amazing. By keeping FC at mid slam level do you mean in between the top end of ideal range for my current cya level (4-8) and SLAM level (20), or in between SLAM and MA slam level (20-29)?

Hi all, I have some stubborn organic stains on my vinyl liner (as determined by trichlor puck test). Below are my current numbers based on Taylor k2006: FC 8 Cya 50 PH 7.6 TA 175-200 (currently working on lowering by lowering PH and aeration) CSI 150 I had a disastrous year last year as a...