Starting with "normal" pool chemistry parameters of a pH of 7.5, TA of 100, CYA of 30, then one gallon of Muriatic Acid (31.45% strength...

I would suggest having a few different plaster companies in your area come out & inspect plaster for you without you telling them which company...

You have Calcium build up from hard water or solids. This is exactly what my pool builder said happens to pebble finishes it gets between the cracks....

I'm curious as to why you don't think the PB should be responsible to make the repairs?

Especially since the delamination occurred while the pool...

Get a broom and walk around the pool floor taping the handle on the pool floor listen for a hollow sounds. cost in my area is about 3.00 s.f. walls...

Why would a pool tech put in liquid chlorine on a new start up pool?

Listen to what everyone is saying here and I might add 1/2 quart of pink for...

Thanks for your replies.

My husband has always maintained the pool according 2 the poolbuilders directions. We even had them come out twice to...

jack's magic has a program designed to remove metal staining. check out there site, it may keep you from draining your pool

I live in PE SA and are busy putting in a pool, what is the better Chip tile or Marbelite and why . I prefer the marbelite look .

If they're hairline cracks that is normal and nothing to worry about. However, if you tap on the area around the cracks and it sounds hollow it's a...

Okay - I tried the 60/40 mixture as you suggested. It didn't really make all that much of a difference whether I brushed with or without the acid....