Size: 400 g x 1 pouchPhosLocker mini is designed for high-phosphate and high-usage pool environments, delivering powerful results in a simple treatment that takes less than 15 seconds. Each pouch can remove up to 1,500 ppb of phosphates in a 10,000-gallon pool. Recommend Use: ideal for spas and above-ground pools up to 5,000 gallons, or use 1–2 pouches per 10,000-gallon pool. Quick Overview: PhosLocker mini is designed for spas, above-ground pools, and smaller systems. Compact but powerful, it removes phosphates quickly without clouding. Best For: Spas and above-ground pools up to 5,000 gallons Supplement for larger pools (1–2 minis per 10,000 gallons) How to Use: Place mini pouch in skimmer Circulate water normally Replace every 30–60 days Pro Specs: Each pouch removes up to 1,500 ppb phosphates in 10,000 gallons