| EPA registered product kills and inhibits algae and bacteria. Safe for plants and animals, but not fish. Initial dose is one to two teaspoons per 100 gallon. Weekly maintenance dose is 1/2 teaspoon per 100 gallon. |
Guards against mineral deposits and metal stains on fountain surfaces. Safe for plants & animals, but not for fish. Normal dose is one to two tsp per gal. every three months. |