Scandia Descaling Release Agent utilizes all-natural, non-toxic, food grade citric acid for use in descaling commercial steam room generators affected by hard water build-up. When used as directed, this agent has proven to be a safe and effective way to descale and maintain efficient operation of generators. Benefits: Incorporating Descaling Release Agent into your normal generator maintenance routine may help extend equipment lifespan and maximize efficient generator operation. Secondary benefits include the release of a mild citrus aroma upon use. Volume: 32 oz (914 grams) Note: Must be mixed with water. Minimum water to compound ratio 1:1, maximum suggested ratio 4:1.