Black Algaetrine algicide 1 gal (US)

Black Algaetrine นํา้ยากาํจดั ตะไคร่นํา้ดาํา 
The best available product for controlling black algae's innate resistance to chemicals

A unique, patented combination of algaecides specially formulated to control black algae and other resistant strains.

• Attacks deeply rooted black algae.
• Safe for vinyl, plaster, colored and fiberglass pools 
• Contains 3.07% active copper in a specially buffered system that will not upset water balance

• Insures total killing action quickly
• Excellent for cleaning algae off pool sides
• Non clouding
• Compatible with other pool chemicals
• No waiting period - swim immediately

Using

Dilute 1:9 with water. Most effective when applied in the morning on warm, sunny days.

Brush areas vigorously with a stiff or special algae brush immediately beforeapplication. This will help break up the black algae colonies that have formed.  Brush again once each day for two days following application. Reapply treatment if necessary. Settled debris may be removed by  vacuuming.

Visible algae growth: Apply 6 oz (177 cc) of BLACK ALGAETRINE per 5,000 gallons (US) (19,000 litres) of pool water every 5 days.

Prevention: Once black algae has been brought under control, regrowth can be effectively prevented with 3 oz (88 cc) of BLACK ALGAETRINE per 5,000 gallons (US) (19,000 litres) of pool water every 7 days.