ljmesg wrote:Teapot wrote:The pH doesn't matter in the presence of CYA stabiliser provided it's more than 6.9. CYA is the most important level in a pool so you need an accurate test for it.
I have to buy a test kit for CYA.
Get a decent FAS/DPD test kit (Taylor K2006C or TF100)
They will give you all the tests you need to do exceot for salt