Recent content by hlarsen

I recently switched out a directional module in the existing MX8 (moved, new pool) to fix it running in circles; it's working well now. While I had it open I noticed some black gunk across some of the surfaces like inside the top, the plastic housing for the directional modules, and a few other...

Thanks for all the info everyone, I'll work on keeping CSI negative and pH down to help with this. I'd like to keep from draining the pool if at all possible and I don't want to damage the plaster, so with that in mind a few questions: - It's safe to use the diamond blocks/pumice stone type...

Thanks, I'll take a closer look at SCI and that link. After grabbing some goggles and taking a closer look it's mostly just on the sides, the bottom feels a lot less rough... of course I'm sure at least part of that is my older hands. The kids are definitely pushing off the sides where it's more...

Hi all, we recently moved into a new house that has a combo pool/spa with a spillover. The pool was replastered 05/22, so about three months before we moved in. I'm not sure who did any initial chemicals and/or 2x daily scrubbing the pool, which I've read are needed for new plaster. We've never...