water spillway

Hi all, hoping someone has an idea what causes this, ways to alleviate/repair etc. I have two spillway bowls; one looks fine as was replaced a few years ago. This other bowl was from 2016 when pool was built. The outer protective layer has fallen away and the concrete deteriorating. Someone said...

Hello, I rebuilt my spillway, and I thought I mitigated the surface tension with the addition of the lower piece. I do not know what I can do to fix the water, any input would help.

Barrier Reef Whitsunday 35 lounger installed last summer with 3 spa jets on steps and a bubbler on the lounger. Had them add a valve and plumb for a future water feature. It’s now future. I have this little pedestal over the pipe right now holding a plant. I want a pedestal that holds a...