TF-100 instruction card says Alkalnity for SWG should be .. 70-90
Pool School says...60-80. ( SWG, Fiberglass )
Iam at 90 ...
Why is there a difference and whtch one should i use ??
Thanks...
Pool School says...60-80. ( SWG, Fiberglass )
Iam at 90 ...
Why is there a difference and whtch one should i use ??
Thanks...