Doheny&s Algaecide 60, 12 Qts + 96 fl oz Free for Pools

view Stripe For Easy Dosage Reading! our Most Popular And Economical Algaecide. Use Once A Week To Prevent Algae Growth. High Doses Even Kill Existing Algae, But It Won't Stain Surfaces Because It Contains No Metals. Non-Foaming.