What's the Best Algaecide For Fountains in 2022? Our Top Picks According to Thousands of Reviews

Algaecide clears pond and fountain water

Safe for plants, birds, and wildlife

NOT safe for fish

Use in water features, indoors or out

Keep water free of mosquitos

Fast acting and no chlorine needed

Kills and inhibits all types of algae growth in all types of water fountains and ponds

Treats over 2400 U.S. Gallons with recommended dosage: one drop per gallon of water per week

Keeps Water Crystal Clear and Algae-Free

Kills & Prevents Algae Growths

2 Bottles of FounTec Algaecide. 16 ounces total.

Algaecide clears pond and fountain water

Safe for plants, birds, and wildlife

NOT safe for fish

Keeps water crystal Clear

Algaecide clears pond and fountain water

Safe for plants, birds, and wildlife

NOT safe for fish

Treats Over 2400 Gallons

Keeps water crystal Clear

Algaecide clears pond and fountain water

Safe for plants, birds, and wildlife

NOT safe for fish

Use in water features, indoors or out

Keep water free of mosquitos

Fountain Algae Control Solution 8-Ounce Bottle, Not Safe For Fish

Effectively eliminates green water algae, string and hair algae, blanketweed algae and others

Controls green water to keep pond water clean and clear in ornamental ponds and water gardens

Use only as directed to keep water safe for pond plants, surrounding wildlife and pets

Dose every three days until algae is controlled and then treat weekly

Fountain Algae Control Solution 32-Ounce Bottle, Not Safe For Fish

Effectively eliminates green water algae, string and hair algae, blanketweed algae and others

Controls green water to keep pond water clean and clear in ornamental ponds and water gardens

Use only as directed to keep water safe for pond plants, surrounding wildlife and pets

Dose every three days until algae is controlled and then treat weekly

Contains one (1) API POND ALGAEFIX Algae Control 32-Ounce Bottle

Effectively controls green water algae, string and hair algae, blanketweed algae

Controls green water to keep pond water clean and clear in ornamental ponds and water gardens

Will not harm fish and plants when used as directed.

Dose every three days until algae is controlled and then treat weekly

Treats up to 40,000 gallons

Non-harmful to fish and aquatic plants when used as directed

Alternative to harsh chemicals – Chlorine, copper and phosphate-free

Begins working on contact, killing algae fast; results in 24 to 48 hours

Immediately begins fighting algae blooms, releasing vital oxygen into the water body as it biodegrades

Contains one (1) API POND ALGAEFIX Algae Control 8-Ounce Bottle; treats up to 2,400 U.S Gallons

Helps resolve algae problems and controls the formation of new algae; works fast; effectively controls most types of algae including green water (Chlorella), string and hair algae (Cladophora), blanket weed algae (Oedogonium) in ponds, koi ponds and fountains

This EPA-registered pond algaecide will not harm fish, plants, surrounding wildlife and pets when used as directed

Does not contain copper

Before use, make certain that the pond/fountain has vigorous aeration; thoroughly mix into pond/fountain water and disperse evenly; Repeat dose every three days until algae is controlled; dose weekly to keep pond or fountain clean and clear and to reduce maintenance