Zep Calcium Lime Rust Remover 1 Gal

Calcium Lime Rust Stain Remover removes rust stains limescale hard water stains and calcium deposits. The product is intended for stucco cement porcelain glass fiberglass and brick making it ideal for use on toilets sinks tubs shower heads and glassware. Mix with water and apply to surfaces with a brush sponge or cloth then rinse with clean water.