– Ideal for; Ornamental ponds, koi ponds, stock ponds, lakes, swimming holes, recreational facilities, retention ponds, commercial ponds & parks. – What to expect: Correcting water inequalities naturally occurs with time and continued use. Water will not instantly become clearer but will continue to improve over time. A natural approach is also more effective as over time you will not need to increase your monthly dosage like you would when using chemicals. Every body of water is different therefore results may vary. Some bodies of water will respond more quickly than others due to their specific water conditions. Over treating will increase results while under treating may not give desired results. – For best results: Use in self contained ponds and retention areas, keep Aqua Advanced Spheres dry until application, remove outer plastic bag and gently toss the sphere into the pond. Do not open the sphere; the inner bags and the sphere itself will dissolve upon water contact leaving no environmental footprint. , treat water over 40 deg and under 110 deg, insert new sphere every 30 days. – Pond calculator (Length X Width X Depth X 7.5 = Total Gallons) – Easy to use! Just toss it in. The natural alternative to chemicals. 100% safe for fish, pets, wildlife, people and plants.