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Started by Clemente Rivera in Pool Water Chemistry and Sanitizers Mar 19.
Experienced service techs know that the pH in many of their pools generally rises above 7.8 within four to seven days following chemical treatments. It is a chemistry reality that when water contains 80 ppm to 120 ppm of carbonate alkalinity,…Continue
My product has never had a call back. We don't have the calcium nodules and we don't have the streaking in the plaster; We have done 2 pools with color plaster and the color is still in the plaster and this was done in 2010. We have pools that…Continue
Posted by CURTIS ROBINSON on July 28, 2016 at 1:19pm
Just got my latest SIN and was really surprised by the satement that APSP made about the latest ANSI Standard they are working on.
Why would they worry about a solid requirement for water quality when the one that they got approved for…Continue
Some plasterers are occasionally finishing pools so fast that it detrimentally affects the quality and durability of plaster surfaces, and are not even aware of the consequences. And the NPC is enabling for this to happen. This needs to stop.…Continue
Posted by Kim Skinner on February 24, 2016 at 2:25pm
Imagine, service techs: from day one, you maintain the pool water in perfect balance, yet get blamed for causing various plaster discolorations or defects. That is not a pleasant thing to deal with, especially if you are being told to pay…Continue
The swimming pool publication, Service Industry News and its’ PhD chemist, recently peer reviewed the NPC/Cal Poly (NPIRC) Phase 2 pool plaster study report and concluded that white spotting (soft spots, spot etching, and spot alteration) of…Continue
Posted by Kim Skinner on September 18, 2015 at 6:00pm
If NPC leaders would just acknowledge what improper plastering practices do to pool plaster, there would not be a controversy within the industry - and there would be fewer plaster defects and discolorations occurring.
Case in point:…Continue
Posted by Kim Skinner on September 3, 2015 at 10:30am