SKILCRAFT CLR Calcium, Lime And Rust Remover, 5 Gallon Container (AbilityOne 6850-01-560-6131)

Powerful agent tackles stubborn calcium, lime and rust Effective formula eliminates mineral deposit build-ups. Cleaner also removes rust stains. Perfect for tubs, shower heads, glassware, sinks, fiberglass, humidifiers, dishwashers and more. USDA Certified Biobased - meets federal guidelines for plant-based/bio-based materials. Plant-based content - made using tree-free agricultural products or by-products, helping you support innovative use of plants while reducing use of forests or other resources.