What to refinish pool with

Lykly

Gold Supporter
Nov 6, 2015
975
Ok ok
Pool Size
13000
Surface
Plaster
Chlorine
Salt Water Generator
SWG Type
Hayward Aqua Rite Pro (T-15)
So I have a pool that I’m estimating is 15 years old. I purchased my home about eight years ago and had the pool plastered, I think it was a very poor job. Fast-forward to today - I want to refinish my pool as looks poor and also have calcium precipitate through the plaster in a few spots. I want to repair it and make it look good but I want to do it right. It’s approximately 13,000 gallon pool, small wading area on one end and tops out at 6 feet on deep end. Not rectangular shaped, kind of odd shaped. I’m wondering what is the best type of finish to go back with? I’ve been hearing Pebblestone, Eco finish and others are better than plaster. I’m searching on the forum and will continue to do so but looking for some initial guidance here. I would like to have something that lasts at least 15 years. I have very hard water here, right now in summer have to add acid often keep the pH in check. I converted to saltwater soon after I replastered it, always kept the chemistry correct and Pool water looks good. Everything except the plaster that is. So I’m trying to figure out what type of finish to go back with and then I need to start the process of finding a decent Installer. Thanks for any advice.
 
So I have a pool that I’m estimating is 15 years old. I purchased my home about eight years ago and had the pool plastered, I think it was a very poor job. Fast-forward to today - I want to refinish my pool as looks poor and also have calcium precipitate through the plaster in a few spots. I want to repair it and make it look good but I want to do it right. It’s approximately 13,000 gallon pool, small wading area on one end and tops out at 6 feet on deep end. Not rectangular shaped, kind of odd shaped. I’m wondering what is the best type of finish to go back with? I’ve been hearing Pebblestone, Eco finish and others are better than plaster. I’m searching on the forum and will continue to do so but looking for some initial guidance here. I would like to have something that lasts at least 15 years. I have very hard water here, right now in summer have to add acid often keep the pH in check. I converted to saltwater soon after I replastered it, always kept the chemistry correct and Pool water looks good. Everything except the plaster that is. So I’m trying to figure out what type of finish to go back with and then I need to start the process of finding a decent Installer. Thanks for any advice.
Plaster should last at least 15 years along with pebble, etc. Calcium scaling indicates indicates an issue likely with water chemistry. How are you testing the water and do you have any results to share?
 
I’ve been using Taylor test kits recommended by this forum for the past seven years. Water chemistry, which I have maintained pretty stringent over the years is as follows: (goals)

CYA - 30-50
TA- 80
CH- 400 (well water)
Salt- 3000
PH- 7.4 / 7.8
C- try to keep ~4-5 ppm

I really don’t think I got a very good plaster job just based on the feeling I got when the plaster crew showed up.

For whatever reason, even after adjusting the total alkalinity, I’ve always struggled keeping my pH from drifting upward. I probably need to add 2 quarts of acid every four or five days to keep it where needed. Not sure why, but once cold weather sets in, (50 degrees and less) pH stays pretty steady.

At this point, I do need to resurface it, just trying to make sure I use the right material.
 
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White plaster is probably your best bet. Pebble finishes are rough and uncomfortable for standing in a pool.

If you do replaster, insist on a full chipout.

  • Full chipouts should be done with one of the following methods:
    • If chisels are used, they should be flat chisels, not pointed ones. Pointed chisels remove too much gunite and can weaken the shell
    • High-pressure sandblasting is superior to chiseling to remove plaster
    • Hydro jetting using high-pressure water is also effective at removing plaster Read PSN:Water Jetting

@ajw22 and @mas985 will likely concur.
 
I’ve been using Taylor test kits recommended by this forum for the past seven years. Water chemistry, which I have maintained pretty stringent over the years is as follows: (goals)

CYA - 30-50
TA- 80
CH- 400 (well water)
Salt- 3000
PH- 7.4 / 7.8
C- try to keep ~4-5 ppm

I really don’t think I got a very good plaster job just based on the feeling I got when the plaster crew showed up.

For whatever reason, even after adjusting the total alkalinity, I’ve always struggled keeping my pH from drifting upward. I probably need to add 2 quarts of acid every four or five days to keep it where needed. Not sure why, but once cold weather sets in, (50 degrees and less) pH stays pretty steady.

At this point, I do need to resurface it, just trying to make sure I use the right material.
Your TA is too high at 80ppm and that’s contributing to the pH rising so fast.
 
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