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Good for Mustard control
I have tried a lot of different types to **** off mustard algae and this seems to work the best. Plus after 27 years owning a pool the BioGuard brand is the best chemical in anything you buy hands down. I've tried it all.

Algae all 60
Have used this product for years. Like BioGuard products.

Another great Bioguard product
Great product, Bioguard is the best pool products

BioGuard products
Very good algaecide

BioGuard products
Pool Geek has fair prices on all BioGuard products, the orders are delivered fast, and the packing is very good because I get no shipping damage. Pool Geek is a great company to do business with.
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