Pool Clown
In The Industry
mas985 said:I pulled that out of my filter's instructions. 1:1 of 20% acid.
1:1 or 1 part water to 1 part acid is 50%
Or do you mean 1 part water to 1 part 20% acid?
Anyway, i use a product thats called filter blaster. And i've had REAL good luck with it.
2 cents...