Sunday, 14 March 2021

spa alkalinity nightmare

Hi I have a 900 gallon in-ground gunite spa attached to my pool. The pool is closed for the winter but the spa is open and I have used it several times this winter. This is a saltwater pool/spa with a pentair salt cell generator that works during the summer. The salt level in the spa has been low so on days I want to use the spa I put on the heater, add a bit of sanitizer and maybe a little muriatic acid to knock down the ph and the water has been great. A couple of weeks ago I decided to...

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