2hrs.
Description
Trade‑grade hydrochloric acid for cleaning mortar smears from brickwork, etching concrete prior to coating, and general heavy‑duty descaling. Use only on compatible masonry substrates and always dilute per instructions. Apply with care, allow reaction, then thoroughly neutralise and rinse. Not suitable for limestone, marble, or delicate surfaces. Wear appropriate PPE, ensure excellent ventilation, and protect adjacent finishes. Store upright in a cool, dry place away from incompatible materials.
