CLEANER, CLR, Calcium, Lime and Rust Remover, 1 gal Bottle, 4 / Carton

Dissolves the hardest of calcium, lime and rust buildup. Blasts calcium deposits from glassware, tile, tea and coffee pots. Dissolves lime scale from coffee pots, humidifiers, tubs, toilets and sinks. Zaps rust stains from stucco, brick, porcelain, chrome and metal. Safe on all plumbing such as copper and plastic PVC. Won't harm flow of septic. Phosphate-, bleach-, ammonia- and alcohol-free.