Brick, Masonry & Patio Cleaner – 4L

A heavy duty acid based cleaner for removing dirt, grime and unwanted stains from stone, concrete, bricks and blocks.
Ideal for removing leaf stains from patio slabs, stubborn algae from block paving, cement and mortar stains from brickwork and rust marks.Fast acting, high strength.30m² coverage.Up to 3x the coverage of other leading brands.Dissolves mortar stains.Acid based.Exterior use only.