CLR Calcium, Lime Rust Remover, Blasts Calcium, Dissolves Lime, Zaps

28-Ounce Bottle , Powerful Non-Toxic Formulation Effective On Hardest Of Lime And Calcium Buildup;Great For Cleaning Coffee Pots, Coffee Makers, Commercial Washing Machines, Dishwashers, Vinyl Siding, Sinks, Toilets, Humidifiers And Filters, Hard Water Stains • For Use With Pressure Washers Exceptional Versatility, Effectiveness, And Economy In One Product • Safe For Plumbing, Safe For Use On Light-Colored Grout, Septic Safe • Biodegradable ,Not Harmful To Nearby Grass, Shrubs, Or Vegetation