Rust & Calcium Stain Remover, Powder - Rid-O-Rust®

Same Results. Space-Saving Formulation. Rid-O-Rust® Rust & Calcium Stain Remover Powder delivers the same fast, effective stain removal as the liquid—now in a concentrated, easy-to-store format. Just mix with water on-site to create a powerful solution that removes rust, calcium, and limescale stains on contact. Built for Efficiency in the Field. The powder format is ideal for contractors who want to reduce storage space, simplify transport, and mix only what’s needed—without sacrificing performance. WHY CONTRACTORS RELY ON RID-O-RUST POWDER CONCENTRATED FOR EFFICIENCY - Mix with water on-site to create a powerful cleaning solution while minimizing storage and transport needs REMOVES RUST + CALCIUM BUILDUP - Dissolves rust stains, hard water deposits, and limescale from exterior surfaces FAST-ACTING, NO SCRUBBING - Works on contact—apply, rinse, and move on to the next job CLEANS A WIDE RANGE OF SURFACES - Effective on concrete, siding, brick, stucco, stone, fences, decks, and more FLEXIBLE APPLICATION - Apply with sprayer, roller, brush, or cloth depending on the job GENTLE ON LANDSCAPES - Formulated to be safe for plants and surrounding surfaces when used as directed Build A Complete Treatment Program  Use Rid-O-Rust Rust® & Calcium Stain Remover to eliminate existing stains, then follow with a Rid-O-Rust® irrigation feeder system and Rid-O-Rust® Stain Preventer to stop future staining at the source. Choose Rid-O-Rust Powder for powerful stain removal in a concentrated, contractor-friendly format.