You need to post all your numbers including your CYA. Have you tried to rub a vitamin C tablet against the stain - does that help? If it does it is a metals stain. There is a sperate forum for dealing with metals.
Re: Another Newbie needs help
You need to post all your numbers including your CYA. Have you tried to rub a vitamin C tablet against the stain - does that help? If it does it is a metals stain. There is a sperate forum for dealing with metals.
Completed 8/21/06
14,000 gallon 3'-6' concrete pool with Diamond Brite
Spa with spillway
250K BTU gas heater (for spa)
SWCG - Aqua Rite
Hayward Super II Pump - Cartridge filter
See pictures here http://www.philsimmons.com/family/ga...mages&keyword=
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